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docs(lpeg): merge upstream changes
This commit is contained in:
Maria José Solano
Lewis Russell
parent
a7788c2e25
commit
cb146cc4aa
@ -3035,10 +3035,10 @@ Pattern:match({subject}, {init}) *Pattern:match()*
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pattern that matches anywhere.
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Example: >lua
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local pattern = lpeg.R("az") ^ 1 * -1
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assert(pattern:match("hello") == 6)
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assert(lpeg.match(pattern, "hello") == 6)
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assert(pattern:match("1 hello") == nil)
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local pattern = lpeg.R('az') ^ 1 * -1
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assert(pattern:match('hello') == 6)
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assert(lpeg.match(pattern, 'hello') == 6)
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assert(pattern:match('1 hello') == nil)
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<
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Parameters: ~
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@ -3051,7 +3051,7 @@ Pattern:match({subject}, {init}) *Pattern:match()*
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vim.lpeg.B({pattern}) *vim.lpeg.B()*
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Returns a pattern that matches only if the input string at the current
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position is preceded by `patt`. Pattern `patt` must match only strings
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with some fixed length, and it cannot contain captures. Like the and
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with some fixed length, and it cannot contain captures. Like the `and`
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predicate, this pattern never consumes any input, independently of success
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or failure.
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@ -3069,8 +3069,8 @@ vim.lpeg.C({patt}) *vim.lpeg.C()*
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Example: >lua
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local function split (s, sep)
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sep = lpeg.P(sep)
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local elem = lpeg.C((1 - sep)^0)
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local p = elem * (sep * elem)^0
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local elem = lpeg.C((1 - sep) ^ 0)
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local p = elem * (sep * elem) ^ 0
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return lpeg.match(p, s)
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end
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local a, b, c = split('a,b,c', ',')
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@ -3137,11 +3137,11 @@ vim.lpeg.Cf({patt}, {func}) *vim.lpeg.Cf()*
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final value of the accumulator becomes the captured value.
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Example: >lua
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local number = lpeg.R("09") ^ 1 / tonumber
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local list = number * ("," * number) ^ 0
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local number = lpeg.R('09') ^ 1 / tonumber
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local list = number * (',' * number) ^ 0
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local function add(acc, newvalue) return acc + newvalue end
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local sum = lpeg.Cf(list, add)
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assert(sum:match("10,30,43") == 83)
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assert(sum:match('10,30,43') == 83)
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<
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Parameters: ~
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@ -3172,12 +3172,12 @@ vim.lpeg.Cmt({patt}, {fn}) *vim.lpeg.Cmt()*
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`patt`), plus any capture values produced by `patt`. The first value
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returned by `function` defines how the match happens. If the call returns
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a number, the match succeeds and the returned number becomes the new
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current position. (Assuming a subject sand current position i, the
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returned number must be in the range [i, len(s) + 1].) If the call returns
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true, the match succeeds without consuming any input (so, to return true
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is equivalent to return i). If the call returns false, nil, or no value,
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the match fails. Any extra values returned by the function become the
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values produced by the capture.
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current position. (Assuming a subject sand current position `i`, the
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returned number must be in the range `[i, len(s) + 1]`.) If the call
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returns `true`, the match succeeds without consuming any input (so, to
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return true is equivalent to return `i`). If the call returns `false`,
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`nil`, or no value, the match fails. Any extra values returned by the
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function become the values produced by the capture.
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Parameters: ~
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• {patt} (`vim.lpeg.Pattern`)
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@ -3194,7 +3194,7 @@ vim.lpeg.Cp() *vim.lpeg.Cp()*
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Example: >lua
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local I = lpeg.Cp()
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local function anywhere(p) return lpeg.P({I * p * I + 1 * lpeg.V(1)}) end
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local match_start, match_end = anywhere("world"):match("hello world!")
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local match_start, match_end = anywhere('world'):match('hello world!')
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assert(match_start == 7)
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assert(match_end == 12)
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<
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@ -3213,7 +3213,7 @@ vim.lpeg.Cs({patt}) *vim.lpeg.Cs()*
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Example: >lua
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local function gsub (s, patt, repl)
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patt = lpeg.P(patt)
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patt = lpeg.Cs((patt / repl + 1)^0)
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patt = lpeg.Cs((patt / repl + 1) ^ 0)
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return lpeg.match(patt, s)
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end
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assert(gsub('Hello, xxx!', 'xxx', 'World') == 'Hello, World!')
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@ -3249,12 +3249,12 @@ vim.lpeg.locale({tab}) *vim.lpeg.locale()*
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Example: >lua
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lpeg.locale(lpeg)
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local space = lpeg.space^0
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local name = lpeg.C(lpeg.alpha^1) * space
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local sep = lpeg.S(",;") * space
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local pair = lpeg.Cg(name * "=" * space * name) * sep^-1
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local list = lpeg.Cf(lpeg.Ct("") * pair^0, rawset)
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local t = list:match("a=b, c = hi; next = pi")
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local space = lpeg.space ^ 0
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local name = lpeg.C(lpeg.alpha ^ 1) * space
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local sep = lpeg.S(',;') * space
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local pair = lpeg.Cg(name * '=' * space * name) * sep ^ -1
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local list = lpeg.Cf(lpeg.Ct('') * pair ^ 0, rawset)
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local t = list:match('a=b, c = hi; next = pi')
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assert(t.a == 'b')
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assert(t.c == 'hi')
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assert(t.next == 'pi')
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@ -3282,10 +3282,10 @@ vim.lpeg.match({pattern}, {subject}, {init}) *vim.lpeg.match()*
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pattern that matches anywhere.
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Example: >lua
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local pattern = lpeg.R("az") ^ 1 * -1
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assert(pattern:match("hello") == 6)
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assert(lpeg.match(pattern, "hello") == 6)
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assert(pattern:match("1 hello") == nil)
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local pattern = lpeg.R('az') ^ 1 * -1
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assert(pattern:match('hello') == 6)
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assert(lpeg.match(pattern, 'hello') == 6)
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assert(pattern:match('1 hello') == nil)
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<
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Parameters: ~
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@ -3297,7 +3297,7 @@ vim.lpeg.match({pattern}, {subject}, {init}) *vim.lpeg.match()*
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(`integer|vim.lpeg.Capture?`)
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vim.lpeg.P({value}) *vim.lpeg.P()*
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Converts the given value into a proper pattern. This following rules are
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Converts the given value into a proper pattern. The following rules are
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applied:
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• If the argument is a pattern, it is returned unmodified.
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• If the argument is a string, it is translated to a pattern that matches
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@ -3314,7 +3314,7 @@ vim.lpeg.P({value}) *vim.lpeg.P()*
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• If the argument is a table, it is interpreted as a grammar (see
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Grammars).
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• If the argument is a function, returns a pattern equivalent to a
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match-time captureover the empty string.
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match-time capture over the empty string.
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Parameters: ~
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• {value} (`vim.lpeg.Pattern|string|integer|boolean|table|function`)
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@ -3326,12 +3326,12 @@ vim.lpeg.R({...}) *vim.lpeg.R()*
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Returns a pattern that matches any single character belonging to one of
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the given ranges. Each `range` is a string `xy` of length 2, representing
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all characters with code between the codes of `x` and `y` (both
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inclusive). As an example, the pattern `lpeg.R("09")` matches any digit,
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and `lpeg.R("az", "AZ")` matches any ASCII letter.
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inclusive). As an example, the pattern ``lpeg.R('09')`` matches any digit,
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and ``lpeg.R('az', 'AZ')`` matches any ASCII letter.
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Example: >lua
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local pattern = lpeg.R("az") ^ 1 * -1
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assert(pattern:match("hello") == 6)
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local pattern = lpeg.R('az') ^ 1 * -1
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assert(pattern:match('hello') == 6)
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<
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Parameters: ~
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@ -3343,10 +3343,10 @@ vim.lpeg.R({...}) *vim.lpeg.R()*
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vim.lpeg.S({string}) *vim.lpeg.S()*
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Returns a pattern that matches any single character that appears in the
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given string (the `S` stands for Set). As an example, the pattern
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`lpeg.S("+-*/")` matches any arithmetic operator. Note that, if `s` is a
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``lpeg.S('+-*/')`` matches any arithmetic operator. Note that, if `s` is a
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character (that is, a string of length 1), then `lpeg.P(s)` is equivalent
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to `lpeg.S(s)` which is equivalent to `lpeg.R(s..s)`. Note also that both
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`lpeg.S("")` and `lpeg.R()` are patterns that always fail.
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``lpeg.S('')`` and `lpeg.R()` are patterns that always fail.
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Parameters: ~
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• {string} (`string`)
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@ -3382,7 +3382,7 @@ vim.lpeg.V({v}) *vim.lpeg.V()*
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to the rule indexed by `v` in the enclosing grammar.
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Example: >lua
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local b = lpeg.P({"(" * ((1 - lpeg.S "()") + lpeg.V(1)) ^ 0 * ")"})
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local b = lpeg.P({'(' * ((1 - lpeg.S '()') + lpeg.V(1)) ^ 0 * ')'})
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assert(b:match('((string))') == 11)
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assert(b:match('(') == nil)
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<
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@ -2,7 +2,7 @@
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error('Cannot require a meta file')
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-- These types were taken from https://github.com/LuaCATS/lpeg
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-- (based on revision 4aded588f9531d89555566bb1de27490354b91c7)
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-- (based on revision e6789e28e5b91a4a277a2a03081d708c403a3e34)
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-- with types being renamed to include the vim namespace and with some descriptions made less verbose.
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--- @brief <pre>help
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@ -49,10 +49,10 @@ local Pattern = {}
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--- Example:
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---
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--- ```lua
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--- local pattern = lpeg.R("az") ^ 1 * -1
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--- assert(pattern:match("hello") == 6)
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--- assert(lpeg.match(pattern, "hello") == 6)
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--- assert(pattern:match("1 hello") == nil)
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--- local pattern = lpeg.R('az') ^ 1 * -1
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--- assert(pattern:match('hello') == 6)
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--- assert(lpeg.match(pattern, 'hello') == 6)
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--- assert(pattern:match('1 hello') == nil)
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--- ```
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---
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--- @param pattern vim.lpeg.Pattern
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@ -73,10 +73,10 @@ function vim.lpeg.match(pattern, subject, init) end
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--- Example:
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---
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--- ```lua
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--- local pattern = lpeg.R("az") ^ 1 * -1
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--- assert(pattern:match("hello") == 6)
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--- assert(lpeg.match(pattern, "hello") == 6)
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--- assert(pattern:match("1 hello") == nil)
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--- local pattern = lpeg.R('az') ^ 1 * -1
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--- assert(pattern:match('hello') == 6)
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--- assert(lpeg.match(pattern, 'hello') == 6)
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--- assert(pattern:match('1 hello') == nil)
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--- ```
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---
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--- @param subject string
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@ -103,7 +103,7 @@ function vim.lpeg.version() end
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--- @param max integer
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function vim.lpeg.setmaxstack(max) end
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--- Converts the given value into a proper pattern. This following rules are applied:
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--- Converts the given value into a proper pattern. The following rules are applied:
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--- * If the argument is a pattern, it is returned unmodified.
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--- * If the argument is a string, it is translated to a pattern that matches the string literally.
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--- * If the argument is a non-negative number `n`, the result is a pattern that matches exactly `n` characters.
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@ -113,7 +113,7 @@ function vim.lpeg.setmaxstack(max) end
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--- * If the argument is a boolean, the result is a pattern that always succeeds or always fails
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--- (according to the boolean value), without consuming any input.
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--- * If the argument is a table, it is interpreted as a grammar (see Grammars).
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--- * If the argument is a function, returns a pattern equivalent to a match-time captureover the empty string.
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--- * If the argument is a function, returns a pattern equivalent to a match-time capture over the empty string.
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---
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--- @param value vim.lpeg.Pattern|string|integer|boolean|table|function
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--- @return vim.lpeg.Pattern
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@ -121,7 +121,7 @@ function vim.lpeg.P(value) end
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--- Returns a pattern that matches only if the input string at the current position is preceded by `patt`.
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--- Pattern `patt` must match only strings with some fixed length, and it cannot contain captures.
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--- Like the and predicate, this pattern never consumes any input, independently of success or failure.
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--- Like the `and` predicate, this pattern never consumes any input, independently of success or failure.
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---
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--- @param pattern vim.lpeg.Pattern
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--- @return vim.lpeg.Pattern
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@ -129,14 +129,14 @@ function vim.lpeg.B(pattern) end
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--- Returns a pattern that matches any single character belonging to one of the given ranges.
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--- Each `range` is a string `xy` of length 2, representing all characters with code between the codes of
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--- `x` and `y` (both inclusive). As an example, the pattern `lpeg.R("09")` matches any digit, and
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--- `lpeg.R("az", "AZ")` matches any ASCII letter.
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--- `x` and `y` (both inclusive). As an example, the pattern ``lpeg.R('09')`` matches any digit, and
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--- ``lpeg.R('az', 'AZ')`` matches any ASCII letter.
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---
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--- Example:
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---
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--- ```lua
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--- local pattern = lpeg.R("az") ^ 1 * -1
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--- assert(pattern:match("hello") == 6)
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--- local pattern = lpeg.R('az') ^ 1 * -1
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--- assert(pattern:match('hello') == 6)
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--- ```
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---
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--- @param ... string
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@ -144,9 +144,9 @@ function vim.lpeg.B(pattern) end
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function vim.lpeg.R(...) end
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--- Returns a pattern that matches any single character that appears in the given string (the `S` stands for Set).
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--- As an example, the pattern `lpeg.S("+-*/")` matches any arithmetic operator. Note that, if `s` is a character
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--- As an example, the pattern ``lpeg.S('+-*/')`` matches any arithmetic operator. Note that, if `s` is a character
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--- (that is, a string of length 1), then `lpeg.P(s)` is equivalent to `lpeg.S(s)` which is equivalent to
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--- `lpeg.R(s..s)`. Note also that both `lpeg.S("")` and `lpeg.R()` are patterns that always fail.
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--- `lpeg.R(s..s)`. Note also that both ``lpeg.S('')`` and `lpeg.R()` are patterns that always fail.
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---
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--- @param string string
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--- @return vim.lpeg.Pattern
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@ -158,7 +158,7 @@ function vim.lpeg.S(string) end
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--- Example:
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---
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--- ```lua
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--- local b = lpeg.P({"(" * ((1 - lpeg.S "()") + lpeg.V(1)) ^ 0 * ")"})
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--- local b = lpeg.P({'(' * ((1 - lpeg.S '()') + lpeg.V(1)) ^ 0 * ')'})
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--- assert(b:match('((string))') == 11)
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--- assert(b:match('(') == nil)
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--- ```
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@ -191,12 +191,12 @@ function vim.lpeg.V(v) end
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---
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--- ```lua
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--- lpeg.locale(lpeg)
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--- local space = lpeg.space^0
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--- local name = lpeg.C(lpeg.alpha^1) * space
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--- local sep = lpeg.S(",;") * space
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--- local pair = lpeg.Cg(name * "=" * space * name) * sep^-1
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--- local list = lpeg.Cf(lpeg.Ct("") * pair^0, rawset)
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--- local t = list:match("a=b, c = hi; next = pi")
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--- local space = lpeg.space ^ 0
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--- local name = lpeg.C(lpeg.alpha ^ 1) * space
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--- local sep = lpeg.S(',;') * space
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--- local pair = lpeg.Cg(name * '=' * space * name) * sep ^ -1
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--- local list = lpeg.Cf(lpeg.Ct('') * pair ^ 0, rawset)
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--- local t = list:match('a=b, c = hi; next = pi')
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--- assert(t.a == 'b')
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--- assert(t.c == 'hi')
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--- assert(t.next == 'pi')
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@ -216,8 +216,8 @@ function vim.lpeg.locale(tab) end
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--- ```lua
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--- local function split (s, sep)
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--- sep = lpeg.P(sep)
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--- local elem = lpeg.C((1 - sep)^0)
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--- local p = elem * (sep * elem)^0
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--- local elem = lpeg.C((1 - sep) ^ 0)
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--- local p = elem * (sep * elem) ^ 0
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--- return lpeg.match(p, s)
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--- end
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--- local a, b, c = split('a,b,c', ',')
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@ -265,11 +265,11 @@ function vim.lpeg.Cc(...) end
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--- Example:
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---
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--- ```lua
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--- local number = lpeg.R("09") ^ 1 / tonumber
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--- local list = number * ("," * number) ^ 0
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--- local number = lpeg.R('09') ^ 1 / tonumber
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--- local list = number * (',' * number) ^ 0
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--- local function add(acc, newvalue) return acc + newvalue end
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--- local sum = lpeg.Cf(list, add)
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--- assert(sum:match("10,30,43") == 83)
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--- assert(sum:match('10,30,43') == 83)
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--- ```
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---
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--- @param patt vim.lpeg.Pattern
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@ -294,7 +294,7 @@ function vim.lpeg.Cg(patt, name) end
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--- ```lua
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--- local I = lpeg.Cp()
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--- local function anywhere(p) return lpeg.P({I * p * I + 1 * lpeg.V(1)}) end
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--- local match_start, match_end = anywhere("world"):match("hello world!")
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--- local match_start, match_end = anywhere('world'):match('hello world!')
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--- assert(match_start == 7)
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--- assert(match_end == 12)
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--- ```
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@ -313,7 +313,7 @@ function vim.lpeg.Cp() end
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--- ```lua
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--- local function gsub (s, patt, repl)
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--- patt = lpeg.P(patt)
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--- patt = lpeg.Cs((patt / repl + 1)^0)
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--- patt = lpeg.Cs((patt / repl + 1) ^ 0)
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--- return lpeg.match(patt, s)
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--- end
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--- assert(gsub('Hello, xxx!', 'xxx', 'World') == 'Hello, World!')
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@ -337,9 +337,9 @@ function vim.lpeg.Ct(patt) end
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--- and then calls `function`. The given function gets as arguments the entire subject, the current position
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--- (after the match of `patt`), plus any capture values produced by `patt`. The first value returned by `function`
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--- defines how the match happens. If the call returns a number, the match succeeds and the returned number
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--- becomes the new current position. (Assuming a subject sand current position i, the returned number must be
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--- in the range [i, len(s) + 1].) If the call returns true, the match succeeds without consuming any input
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--- (so, to return true is equivalent to return i). If the call returns false, nil, or no value, the match fails.
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--- becomes the new current position. (Assuming a subject sand current position `i`, the returned number must be
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--- in the range `[i, len(s) + 1]`.) If the call returns `true`, the match succeeds without consuming any input
|
||||
--- (so, to return true is equivalent to return `i`). If the call returns `false`, `nil`, or no value, the match fails.
|
||||
--- Any extra values returned by the function become the values produced by the capture.
|
||||
---
|
||||
--- @param patt vim.lpeg.Pattern
|
||||
|
||||
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Reference in New Issue
Block a user