FM / lib

/opt/canhelp/node_modules/postcss/lib

Name	Size	Mode	Actions
at-rule.d.ts	3360	0644	edit dl rm
at-rule.js	471	0644	edit dl rm
comment.d.ts	1684	0644	edit dl rm
comment.js	203	0644	edit dl rm
container.d.ts	14047	0644	edit dl rm
container.js	10647	0644	edit dl rm
css-syntax-error.d.ts	6451	0644	edit dl rm
css-syntax-error.js	3402	0644	edit dl rm
declaration.d.ts	3837	0644	edit dl rm
declaration.js	495	0644	edit dl rm
document.d.ts	1888	0644	edit dl rm
document.js	654	0644	edit dl rm
fromJSON.d.ts	162	0644	edit dl rm
fromJSON.js	1506	0644	edit dl rm
input.d.ts	5130	0644	edit dl rm
input.js	6752	0644	edit dl rm
lazy-result.d.ts	4941	0644	edit dl rm
lazy-result.js	13562	0644	edit dl rm
list.d.ts	1426	0644	edit dl rm
list.js	1227	0644	edit dl rm
map-generator.js	10031	0644	edit dl rm
no-work-result.d.ts	1507	0644	edit dl rm
no-work-result.js	2621	0644	edit dl rm
node.d.ts	14698	0644	edit dl rm
node.js	10719	0644	edit dl rm
parse.d.ts	135	0644	edit dl rm
parse.js	1147	0644	edit dl rm
parser.js	14846	0644	edit dl rm
postcss.d.mts	1049	0644	edit dl rm
postcss.d.ts	11461	0644	edit dl rm
postcss.js	2898	0644	edit dl rm
postcss.mjs	980	0644	edit dl rm
previous-map.d.ts	1761	0644	edit dl rm
previous-map.js	3984	0644	edit dl rm
processor.d.ts	3349	0644	edit dl rm
processor.js	1738	0644	edit dl rm
result.d.ts	4350	0644	edit dl rm
result.js	738	0644	edit dl rm
root.d.ts	2257	0644	edit dl rm
root.js	1239	0644	edit dl rm
rule.d.ts	2901	0644	edit dl rm
rule.js	569	0644	edit dl rm
stringifier.d.ts	1364	0644	edit dl rm
stringifier.js	8220	0644	edit dl rm
stringify.d.ts	165	0644	edit dl rm
stringify.js	213	0644	edit dl rm
symbols.js	91	0644	edit dl rm
terminal-highlight.js	1399	0644	edit dl rm
tokenize.js	6538	0644	edit dl rm
warn-once.js	256	0644	edit dl rm
warning.d.ts	2928	0644	edit dl rm
warning.js	739	0644	edit dl rm

Edit: /opt/canhelp/node_modules/postcss/lib/parser.js (14846B)

'use strict'

let AtRule = require('./at-rule')
let Comment = require('./comment')
let Declaration = require('./declaration')
let Root = require('./root')
let Rule = require('./rule')
let tokenizer = require('./tokenize')

const SAFE_COMMENT_NEIGHBOR = {
  empty: true,
  space: true
}

function findLastWithPosition(tokens) {
  for (let i = tokens.length - 1; i >= 0; i--) {
    let token = tokens[i]
    let pos = token[3] || token[2]
    if (pos) return pos
  }
}

class Parser {
  constructor(input) {
    this.input = input

this.root = new Root()
    this.current = this.root
    this.spaces = ''
    this.semicolon = false

this.createTokenizer()
    this.root.source = { input, start: { column: 1, line: 1, offset: 0 } }
  }

atrule(token) {
    let node = new AtRule()
    node.name = token[1].slice(1)
    if (node.name === '') {
      this.unnamedAtrule(node, token)
    }
    this.init(node, token[2])

let type
    let prev
    let shift
    let last = false
    let open = false
    let params = []
    let brackets = []

while (!this.tokenizer.endOfFile()) {
      token = this.tokenizer.nextToken()
      type = token[0]

if (type === '(' || type === '[') {
        brackets.push(type === '(' ? ')' : ']')
      } else if (type === '{' && brackets.length > 0) {
        brackets.push('}')
      } else if (type === brackets[brackets.length - 1]) {
        brackets.pop()
      }

if (brackets.length === 0) {
        if (type === ';') {
          node.source.end = this.getPosition(token[2])
          node.source.end.offset++
          this.semicolon = true
          break
        } else if (type === '{') {
          open = true
          break
        } else if (type === '}') {
          if (params.length > 0) {
            shift = params.length - 1
            prev = params[shift]
            while (prev && prev[0] === 'space') {
              prev = params[--shift]
            }
            if (prev) {
              node.source.end = this.getPosition(prev[3] || prev[2])
              node.source.end.offset++
            }
          }
          this.end(token)
          break
        } else {
          params.push(token)
        }
      } else {
        params.push(token)
      }

if (this.tokenizer.endOfFile()) {
        last = true
        break
      }
    }

node.raws.between = this.spacesAndCommentsFromEnd(params)
    if (params.length) {
      node.raws.afterName = this.spacesAndCommentsFromStart(params)
      this.raw(node, 'params', params)
      if (last) {
        token = params[params.length - 1]
        node.source.end = this.getPosition(token[3] || token[2])
        node.source.end.offset++
        this.spaces = node.raws.between
        node.raws.between = ''
      }
    } else {
      node.raws.afterName = ''
      node.params = ''
    }

if (open) {
      node.nodes = []
      this.current = node
    }
  }

checkMissedSemicolon(tokens) {
    let colon = this.colon(tokens)
    if (colon === false) return

let founded = 0
    let token
    for (let j = colon - 1; j >= 0; j--) {
      token = tokens[j]
      if (token[0] !== 'space') {
        founded += 1
        if (founded === 2) break
      }
    }
    // If the token is a word, e.g. `!important`, `red` or any other valid property's value.
    // Then we need to return the colon after that word token. [3] is the "end" colon of that word.
    // And because we need it after that one we do +1 to get the next one.
    throw this.input.error(
      'Missed semicolon',
      token[0] === 'word' ? token[3] + 1 : token[2]
    )
  }

colon(tokens) {
    let brackets = 0
    let prev, token, type
    for (let [i, element] of tokens.entries()) {
      token = element
      type = token[0]

if (type === '(') {
        brackets += 1
      }
      if (type === ')') {
        brackets -= 1
      }
      if (brackets === 0 && type === ':') {
        if (!prev) {
          this.doubleColon(token)
        } else if (prev[0] === 'word' && prev[1] === 'progid') {
          continue
        } else {
          return i
        }
      }

prev = token
    }
    return false
  }

comment(token) {
    let node = new Comment()
    this.init(node, token[2])
    node.source.end = this.getPosition(token[3] || token[2])
    node.source.end.offset++

let text = token[1].slice(2, -2)
    if (!text.trim()) {
      node.text = ''
      node.raws.left = text
      node.raws.right = ''
    } else {
      let match = text.match(/^(\s*)([^]*\S)(\s*)$/)
      node.text = match[2]
      node.raws.left = match[1]
      node.raws.right = match[3]
    }
  }

createTokenizer() {
    this.tokenizer = tokenizer(this.input)
  }

decl(tokens, customProperty) {
    let node = new Declaration()
    this.init(node, tokens[0][2])

let last = tokens[tokens.length - 1]
    if (last[0] === ';') {
      this.semicolon = true
      tokens.pop()
    }

node.source.end = this.getPosition(
      last[3] || last[2] || findLastWithPosition(tokens)
    )
    node.source.end.offset++

while (tokens[0][0] !== 'word') {
      if (tokens.length === 1) this.unknownWord(tokens)
      node.raws.before += tokens.shift()[1]
    }
    node.source.start = this.getPosition(tokens[0][2])

node.prop = ''
    while (tokens.length) {
      let type = tokens[0][0]
      if (type === ':' || type === 'space' || type === 'comment') {
        break
      }
      node.prop += tokens.shift()[1]
    }

node.raws.between = ''

let token
    while (tokens.length) {
      token = tokens.shift()

if (token[0] === ':') {
        node.raws.between += token[1]
        break
      } else {
        if (token[0] === 'word' && /\w/.test(token[1])) {
          this.unknownWord([token])
        }
        node.raws.between += token[1]
      }
    }

if (node.prop[0] === '_' || node.prop[0] === '*') {
      node.raws.before += node.prop[0]
      node.prop = node.prop.slice(1)
    }

let firstSpaces = []
    let next
    while (tokens.length) {
      next = tokens[0][0]
      if (next !== 'space' && next !== 'comment') break
      firstSpaces.push(tokens.shift())
    }

this.precheckMissedSemicolon(tokens)

for (let i = tokens.length - 1; i >= 0; i--) {
      token = tokens[i]
      if (token[1].toLowerCase() === '!important') {
        node.important = true
        let string = this.stringFrom(tokens, i)
        string = this.spacesFromEnd(tokens) + string
        if (string !== ' !important') node.raws.important = string
        break
      } else if (token[1].toLowerCase() === 'important') {
        let cache = tokens.slice(0)
        let str = ''
        for (let j = i; j > 0; j--) {
          let type = cache[j][0]
          if (str.trim().startsWith('!') && type !== 'space') {
            break
          }
          str = cache.pop()[1] + str
        }
        if (str.trim().startsWith('!')) {
          node.important = true
          node.raws.important = str
          tokens = cache
        }
      }

if (token[0] !== 'space' && token[0] !== 'comment') {
        break
      }
    }

let hasWord = tokens.some(i => i[0] !== 'space' && i[0] !== 'comment')

if (hasWord) {
      node.raws.between += firstSpaces.map(i => i[1]).join('')
      firstSpaces = []
    }
    this.raw(node, 'value', firstSpaces.concat(tokens), customProperty)

if (node.value.includes(':') && !customProperty) {
      this.checkMissedSemicolon(tokens)
    }
  }

doubleColon(token) {
    throw this.input.error(
      'Double colon',
      { offset: token[2] },
      { offset: token[2] + token[1].length }
    )
  }

emptyRule(token) {
    let node = new Rule()
    this.init(node, token[2])
    node.selector = ''
    node.raws.between = ''
    this.current = node
  }

end(token) {
    if (this.current.nodes && this.current.nodes.length) {
      this.current.raws.semicolon = this.semicolon
    }
    this.semicolon = false

this.current.raws.after = (this.current.raws.after || '') + this.spaces
    this.spaces = ''

if (this.current.parent) {
      this.current.source.end = this.getPosition(token[2])
      this.current.source.end.offset++
      this.current = this.current.parent
    } else {
      this.unexpectedClose(token)
    }
  }

endFile() {
    if (this.current.parent) this.unclosedBlock()
    if (this.current.nodes && this.current.nodes.length) {
      this.current.raws.semicolon = this.semicolon
    }
    this.current.raws.after = (this.current.raws.after || '') + this.spaces
    this.root.source.end = this.getPosition(this.tokenizer.position())
  }

freeSemicolon(token) {
    this.spaces += token[1]
    if (this.current.nodes) {
      let prev = this.current.nodes[this.current.nodes.length - 1]
      if (prev && prev.type === 'rule' && !prev.raws.ownSemicolon) {
        prev.raws.ownSemicolon = this.spaces
        this.spaces = ''
        prev.source.end = this.getPosition(token[2])
        prev.source.end.offset += prev.raws.ownSemicolon.length
      }
    }
  }

// Helpers

getPosition(offset) {
    let pos = this.input.fromOffset(offset)
    return {
      column: pos.col,
      line: pos.line,
      offset
    }
  }

init(node, offset) {
    this.current.push(node)
    node.source = {
      input: this.input,
      start: this.getPosition(offset)
    }
    node.raws.before = this.spaces
    this.spaces = ''
    if (node.type !== 'comment') this.semicolon = false
  }

other(start) {
    let end = false
    let type = null
    let colon = false
    let bracket = null
    let brackets = []
    let customProperty = start[1].startsWith('--')

let tokens = []
    let token = start
    while (token) {
      type = token[0]
      tokens.push(token)

if (type === '(' || type === '[') {
        if (!bracket) bracket = token
        brackets.push(type === '(' ? ')' : ']')
      } else if (customProperty && colon && type === '{') {
        if (!bracket) bracket = token
        brackets.push('}')
      } else if (brackets.length === 0) {
        if (type === ';') {
          if (colon) {
            this.decl(tokens, customProperty)
            return
          } else {
            break
          }
        } else if (type === '{') {
          this.rule(tokens)
          return
        } else if (type === '}') {
          this.tokenizer.back(tokens.pop())
          end = true
          break
        } else if (type === ':') {
          colon = true
        }
      } else if (type === brackets[brackets.length - 1]) {
        brackets.pop()
        if (brackets.length === 0) bracket = null
      }

token = this.tokenizer.nextToken()
    }

if (this.tokenizer.endOfFile()) end = true
    if (brackets.length > 0) this.unclosedBracket(bracket)

if (end && colon) {
      if (!customProperty) {
        while (tokens.length) {
          token = tokens[tokens.length - 1][0]
          if (token !== 'space' && token !== 'comment') break
          this.tokenizer.back(tokens.pop())
        }
      }
      this.decl(tokens, customProperty)
    } else {
      this.unknownWord(tokens)
    }
  }

parse() {
    let token
    while (!this.tokenizer.endOfFile()) {
      token = this.tokenizer.nextToken()

switch (token[0]) {
        case 'space':
          this.spaces += token[1]
          break

case ';':
          this.freeSemicolon(token)
          break

case '}':
          this.end(token)
          break

case 'comment':
          this.comment(token)
          break

case 'at-word':
          this.atrule(token)
          break

case '{':
          this.emptyRule(token)
          break

default:
          this.other(token)
          break
      }
    }
    this.endFile()
  }

precheckMissedSemicolon(/* tokens */) {
    // Hook for Safe Parser
  }

raw(node, prop, tokens, customProperty) {
    let token, type
    let length = tokens.length
    let value = ''
    let clean = true
    let next, prev

for (let i = 0; i < length; i += 1) {
      token = tokens[i]
      type = token[0]
      if (type === 'space' && i === length - 1 && !customProperty) {
        clean = false
      } else if (type === 'comment') {
        prev = tokens[i - 1] ? tokens[i - 1][0] : 'empty'
        next = tokens[i + 1] ? tokens[i + 1][0] : 'empty'
        if (!SAFE_COMMENT_NEIGHBOR[prev] && !SAFE_COMMENT_NEIGHBOR[next]) {
          if (value.slice(-1) === ',') {
            clean = false
          } else {
            value += token[1]
          }
        } else {
          clean = false
        }
      } else {
        value += token[1]
      }
    }
    if (!clean) {
      let raw = tokens.reduce((all, i) => all + i[1], '')
      node.raws[prop] = { raw, value }
    }
    node[prop] = value
  }

rule(tokens) {
    tokens.pop()

let node = new Rule()
    this.init(node, tokens[0][2])

node.raws.between = this.spacesAndCommentsFromEnd(tokens)
    this.raw(node, 'selector', tokens)
    this.current = node
  }

spacesAndCommentsFromEnd(tokens) {
    let lastTokenType
    let spaces = ''
    while (tokens.length) {
      lastTokenType = tokens[tokens.length - 1][0]
      if (lastTokenType !== 'space' && lastTokenType !== 'comment') break
      spaces = tokens.pop()[1] + spaces
    }
    return spaces
  }

// Errors

spacesAndCommentsFromStart(tokens) {
    let next
    let spaces = ''
    while (tokens.length) {
      next = tokens[0][0]
      if (next !== 'space' && next !== 'comment') break
      spaces += tokens.shift()[1]
    }
    return spaces
  }

spacesFromEnd(tokens) {
    let lastTokenType
    let spaces = ''
    while (tokens.length) {
      lastTokenType = tokens[tokens.length - 1][0]
      if (lastTokenType !== 'space') break
      spaces = tokens.pop()[1] + spaces
    }
    return spaces
  }

stringFrom(tokens, from) {
    let result = ''
    for (let i = from; i < tokens.length; i++) {
      result += tokens[i][1]
    }
    tokens.splice(from, tokens.length - from)
    return result
  }

unclosedBlock() {
    let pos = this.current.source.start
    throw this.input.error('Unclosed block', pos.line, pos.column)
  }

unclosedBracket(bracket) {
    throw this.input.error(
      'Unclosed bracket',
      { offset: bracket[2] },
      { offset: bracket[2] + 1 }
    )
  }

unexpectedClose(token) {
    throw this.input.error(
      'Unexpected }',
      { offset: token[2] },
      { offset: token[2] + 1 }
    )
  }

unknownWord(tokens) {
    throw this.input.error(
      'Unknown word ' + tokens[0][1],
      { offset: tokens[0][2] },
      { offset: tokens[0][2] + tokens[0][1].length }
    )
  }

unnamedAtrule(node, token) {
    throw this.input.error(
      'At-rule without name',
      { offset: token[2] },
      { offset: token[2] + token[1].length }
    )
  }
}

module.exports = Parser

cmd: