'use strict'; exports.__esModule = true; var _declaration = require('postcss/lib/declaration'); var _declaration2 = _interopRequireDefault(_declaration); var _comment = require('postcss/lib/comment'); var _comment2 = _interopRequireDefault(_comment); var _atRule = require('postcss/lib/at-rule'); var _atRule2 = _interopRequireDefault(_atRule); var _rule = require('postcss/lib/rule'); var _rule2 = _interopRequireDefault(_rule); var _root = require('postcss/lib/root'); var _root2 = _interopRequireDefault(_root); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; } function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } var Parser = function () { function Parser(input) { _classCallCheck(this, Parser); this.input = input; this.pos = 0; this.root = new _root2.default(); this.current = this.root; this.spaces = ''; this.prevIndent = undefined; this.step = undefined; this.root.source = { input: input, start: { line: 1, column: 1 } }; } Parser.prototype.loop = function loop() { var part = void 0; while (this.pos < this.parts.length) { part = this.parts[this.pos]; if (part.comment) { this.comment(part); } else if (part.atrule) { this.atrule(part); } else if (part.colon) { var next = this.nextNonComment(this.pos); if (next.end || next.atrule) { this.decl(part); } else { var moreIndent = next.indent.length > part.indent.length; if (!moreIndent) { this.decl(part); } else if (moreIndent && next.colon) { this.rule(part); } else if (moreIndent && !next.colon) { this.decl(part); } } } else if (part.end) { this.root.raws.after = part.before; } else { this.rule(part); } this.pos += 1; } for (var i = this.tokens.length - 1; i >= 0; i--) { if (this.tokens[i].length > 3) { var last = this.tokens[i]; this.root.source.end = { line: last[4] || last[2], column: last[5] || last[3] }; break; } } }; Parser.prototype.comment = function comment(part) { var token = part.tokens[0]; var node = new _comment2.default(); this.init(node, part); node.source.end = { line: token[4], column: token[5] }; this.commentText(node, token); }; Parser.prototype.atrule = function atrule(part) { var atword = part.tokens[0]; var params = part.tokens.slice(1); var node = new _atRule2.default(); node.name = atword[1].slice(1); this.init(node, part); if (node.name === '') this.unnamedAtrule(atword); while (!part.end && part.lastComma) { this.pos += 1; part = this.parts[this.pos]; params.push(['space', part.before + part.indent]); params = params.concat(part.tokens); } node.raws.afterName = this.firstSpaces(params); this.keepTrailingSpace(node, params); this.checkSemicolon(params); this.checkCurly(params); this.raw(node, 'params', params, atword); }; Parser.prototype.decl = function decl(part) { var node = new _declaration2.default(); this.init(node, part); var between = ''; var colon = 0; var value = []; var prop = ''; for (var i = 0; i < part.tokens.length; i++) { var token = part.tokens[i]; if (token[0] === ':') { between += token[1]; colon = token; value = part.tokens.slice(i + 1); break; } else if (token[0] === 'comment' || token[0] === 'space') { between += token[1]; } else if (between !== '') { this.badProp(token); } else { prop += token[1]; } } if (prop === '') this.unnamedDecl(part.tokens[0]); node.prop = prop; var next = this.parts[this.pos + 1]; while (!next.end && !next.atrule && !next.colon && next.indent.length > part.indent.length) { value.push(['space', next.before + next.indent]); value = value.concat(next.tokens); this.pos += 1; next = this.parts[this.pos + 1]; } var last = value[value.length - 1]; if (last && last[0] === 'comment') { value.pop(); var comment = new _comment2.default(); this.current.push(comment); comment.source = { input: this.input, start: { line: last[2], column: last[3] }, end: { line: last[4], column: last[5] } }; var prev = value[value.length - 1]; if (prev && prev[0] === 'space') { value.pop(); comment.raws.before = prev[1]; } this.commentText(comment, last); } for (var _i = value.length - 1; _i > 0; _i--) { var t = value[_i][0]; if (t === 'word' && value[_i][1] === '!important') { node.important = true; if (_i > 0 && value[_i - 1][0] === 'space') { node.raws.important = value[_i - 1][1] + '!important'; value.splice(_i - 1, 2); } else { node.raws.important = '!important'; value.splice(_i, 1); } break; } else if (t !== 'space' && t !== 'newline' && t !== 'comment') { break; } } node.raws.between = between + this.firstSpaces(value); this.checkSemicolon(value); this.raw(node, 'value', value, colon); }; Parser.prototype.rule = function rule(part) { var node = new _rule2.default(); this.init(node, part); var selector = part.tokens; var next = this.parts[this.pos + 1]; while (!next.end && next.indent.length === part.indent.length) { selector.push(['space', next.before + next.indent]); selector = selector.concat(next.tokens); this.pos += 1; next = this.parts[this.pos + 1]; } this.keepTrailingSpace(node, selector); this.checkCurly(selector); this.raw(node, 'selector', selector); }; /* Helpers */ Parser.prototype.indent = function indent(part) { var indent = part.indent.length; var isPrev = typeof this.prevIndent !== 'undefined'; if (!isPrev && indent) this.indentedFirstLine(part); if (!this.step && indent) { this.step = indent; this.root.raws.indent = part.indent; } if (isPrev && this.prevIndent !== indent) { var diff = indent - this.prevIndent; if (diff > 0) { if (diff !== this.step) { this.wrongIndent(this.prevIndent + this.step, indent, part); } else { this.current = this.current.last; } } else if (diff % this.step !== 0) { var m = indent + diff % this.step; this.wrongIndent(m + ' or ' + (m + this.step), indent, part); } else { for (var i = 0; i < -diff / this.step; i++) { this.current = this.current.parent; } } } this.prevIndent = indent; }; Parser.prototype.init = function init(node, part) { this.indent(part); if (!this.current.nodes) this.current.nodes = []; this.current.push(node); node.raws.before = part.before + part.indent; node.source = { start: { line: part.tokens[0][2], column: part.tokens[0][3] }, input: this.input }; }; Parser.prototype.checkCurly = function checkCurly(tokens) { for (var _iterator = tokens, _isArray = Array.isArray(_iterator), _i2 = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) { var _ref; if (_isArray) { if (_i2 >= _iterator.length) break; _ref = _iterator[_i2++]; } else { _i2 = _iterator.next(); if (_i2.done) break; _ref = _i2.value; } var token = _ref; if (token[0] === '{') { this.error('Unnecessary curly bracket', token[2], token[3]); } } }; Parser.prototype.checkSemicolon = function checkSemicolon(tokens) { for (var _iterator2 = tokens, _isArray2 = Array.isArray(_iterator2), _i3 = 0, _iterator2 = _isArray2 ? _iterator2 : _iterator2[Symbol.iterator]();;) { var _ref2; if (_isArray2) { if (_i3 >= _iterator2.length) break; _ref2 = _iterator2[_i3++]; } else { _i3 = _iterator2.next(); if (_i3.done) break; _ref2 = _i3.value; } var token = _ref2; if (token[0] === ';') { this.error('Unnecessary semicolon', token[2], token[3]); } } }; Parser.prototype.keepTrailingSpace = function keepTrailingSpace(node, tokens) { var lastSpace = tokens[tokens.length - 1]; if (lastSpace && lastSpace[0] === 'space') { tokens.pop(); node.raws.sssBetween = lastSpace[1]; } }; Parser.prototype.firstSpaces = function firstSpaces(tokens) { var result = ''; for (var i = 0; i < tokens.length; i++) { if (tokens[i][0] === 'space' || tokens[i][0] === 'newline') { result += tokens.shift()[1]; i -= 1; } else { break; } } return result; }; Parser.prototype.raw = function raw(node, prop, tokens, altLast) { var token = void 0, type = void 0; var length = tokens.length; var value = ''; var clean = true; for (var i = 0; i < length; i += 1) { token = tokens[i]; type = token[0]; if (type === 'comment' || type === 'space' && i === length - 1) { clean = false; } else { value += token[1]; } } if (!clean) { var sss = tokens.reduce(function (all, i) { return all + i[1]; }, ''); var raw = tokens.reduce(function (all, i) { if (i[0] === 'comment' && i[6] === 'inline') { return all + '/* ' + i[1].slice(2).trim() + ' */'; } else { return all + i[1]; } }, ''); node.raws[prop] = { value: value, raw: raw }; if (sss !== raw) node.raws[prop].sss = sss; } node[prop] = value; var last = void 0; for (var _i4 = tokens.length - 1; _i4 >= 0; _i4--) { if (tokens[_i4].length > 2) { last = tokens[_i4]; break; } } if (!last) last = altLast; node.source.end = { line: last[4] || last[2], column: last[5] || last[3] }; }; Parser.prototype.nextNonComment = function nextNonComment(pos) { var next = pos; var part = void 0; while (next < this.parts.length) { next += 1; part = this.parts[next]; if (part.end || !part.comment) break; } return part; }; Parser.prototype.commentText = function commentText(node, token) { var text = token[1]; if (token[6] === 'inline') { node.raws.inline = true; text = text.slice(2); } else { text = text.slice(2, -2); } var match = text.match(/^(\s*)([^]*[^\s])(\s*)\n?$/); if (match) { node.text = match[2]; node.raws.left = match[1]; node.raws.inlineRight = match[3]; } else { node.text = ''; node.raws.left = ''; node.raws.inlineRight = ''; } }; // Errors Parser.prototype.error = function error(msg, line, column) { throw this.input.error(msg, line, column); }; Parser.prototype.unnamedAtrule = function unnamedAtrule(token) { this.error('At-rule without name', token[2], token[3]); }; Parser.prototype.unnamedDecl = function unnamedDecl(token) { this.error('Declaration without name', token[2], token[3]); }; Parser.prototype.indentedFirstLine = function indentedFirstLine(part) { this.error('First line should not have indent', part.number, 1); }; Parser.prototype.wrongIndent = function wrongIndent(expected, real, part) { var msg = 'Expected ' + expected + ' indent, but get ' + real; this.error(msg, part.number, 1); }; Parser.prototype.badProp = function badProp(token) { this.error('Unexpected separator in property', token[2], token[3]); }; return Parser; }(); exports.default = Parser; module.exports = exports['default']; //# 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Declaration from 'postcss/lib/declaration';\nimport Comment     from 'postcss/lib/comment';\nimport AtRule      from 'postcss/lib/at-rule';\nimport Rule        from 'postcss/lib/rule';\nimport Root        from 'postcss/lib/root';\n\nexport default class Parser {\n\n    constructor(input) {\n        this.input = input;\n\n        this.pos     = 0;\n        this.root    = new Root();\n        this.current = this.root;\n        this.spaces  = '';\n\n        this.prevIndent = undefined;\n        this.step       = undefined;\n\n        this.root.source = { input, start: { line: 1, column: 1 } };\n    }\n\n    loop() {\n        let part;\n        while ( this.pos < this.parts.length ) {\n            part = this.parts[this.pos];\n\n            if ( part.comment ) {\n                this.comment(part);\n            } else if ( part.atrule ) {\n                this.atrule(part);\n            } else if ( part.colon ) {\n                let next = this.nextNonComment(this.pos);\n\n                if ( next.end || next.atrule ) {\n                    this.decl(part);\n                } else {\n                    let moreIndent = next.indent.length > part.indent.length;\n                    if ( !moreIndent ) {\n                        this.decl(part);\n                    } else if ( moreIndent && next.colon ) {\n                        this.rule(part);\n                    } else if ( moreIndent && !next.colon ) {\n                        this.decl(part);\n                    }\n                }\n            } else if ( part.end ) {\n                this.root.raws.after = part.before;\n            } else {\n                this.rule(part);\n            }\n\n            this.pos += 1;\n        }\n\n        for ( let i = this.tokens.length - 1; i >= 0; i-- ) {\n            if ( this.tokens[i].length > 3 ) {\n                let last = this.tokens[i];\n                this.root.source.end = {\n                    line:   last[4] || last[2],\n                    column: last[5] || last[3]\n                };\n                break;\n            }\n        }\n    }\n\n    comment(part) {\n        let token = part.tokens[0];\n        let node  = new Comment();\n        this.init(node, part);\n        node.source.end = { line: token[4], column: token[5] };\n        this.commentText(node, token);\n    }\n\n    atrule(part) {\n        let atword = part.tokens[0];\n        let params = part.tokens.slice(1);\n\n        let node  = new AtRule();\n        node.name = atword[1].slice(1);\n        this.init(node, part);\n\n        if ( node.name === '' ) this.unnamedAtrule(atword);\n\n        while ( !part.end && part.lastComma ) {\n            this.pos += 1;\n            part = this.parts[this.pos];\n            params.push(['space', part.before + part.indent]);\n            params = params.concat(part.tokens);\n        }\n\n        node.raws.afterName = this.firstSpaces(params);\n        this.keepTrailingSpace(node, params);\n        this.checkSemicolon(params);\n        this.checkCurly(params);\n        this.raw(node, 'params', params, atword);\n    }\n\n    decl(part) {\n        let node = new Declaration();\n        this.init(node, part);\n\n        let between = '';\n        let colon   = 0;\n        let value   = [];\n        let prop    = '';\n        for ( let i = 0; i < part.tokens.length; i++ ) {\n            let token = part.tokens[i];\n            if ( token[0] === ':' ) {\n                between += token[1];\n                colon    = token;\n                value    = part.tokens.slice(i + 1);\n                break;\n            } else if ( token[0] === 'comment' || token[0] === 'space' ) {\n                between += token[1];\n            } else if ( between !== '' ) {\n                this.badProp(token);\n            } else {\n                prop += token[1];\n            }\n        }\n\n        if ( prop === '' ) this.unnamedDecl(part.tokens[0]);\n        node.prop = prop;\n\n        let next = this.parts[this.pos + 1];\n\n        while ( !next.end && !next.atrule && !next.colon &&\n                next.indent.length > part.indent.length ) {\n            value.push(['space', next.before + next.indent]);\n            value = value.concat(next.tokens);\n            this.pos += 1;\n            next = this.parts[this.pos + 1];\n        }\n\n        let last = value[value.length - 1];\n        if ( last && last[0] === 'comment' ) {\n            value.pop();\n            let comment = new Comment();\n            this.current.push(comment);\n            comment.source = {\n                input: this.input,\n                start: { line: last[2], column: last[3] },\n                end:   { line: last[4], column: last[5] }\n            };\n            let prev = value[value.length - 1];\n            if ( prev && prev[0] === 'space' ) {\n                value.pop();\n                comment.raws.before = prev[1];\n            }\n            this.commentText(comment, last);\n        }\n\n        for ( let i = value.length - 1; i > 0; i-- ) {\n            let t = value[i][0];\n            if ( t === 'word' && value[i][1] === '!important' ) {\n                node.important = true;\n                if ( i > 0 && value[i - 1][0] === 'space' ) {\n                    node.raws.important = value[i - 1][1] + '!important';\n                    value.splice(i - 1, 2);\n                } else {\n                    node.raws.important = '!important';\n                    value.splice(i, 1);\n                }\n                break;\n            } else if ( t !== 'space' && t !== 'newline' && t !== 'comment' ) {\n                break;\n            }\n        }\n\n        node.raws.between = between + this.firstSpaces(value);\n        this.checkSemicolon(value);\n        this.raw(node, 'value', value, colon);\n    }\n\n    rule(part) {\n        let node = new Rule();\n        this.init(node, part);\n\n        let selector = part.tokens;\n        let next     = this.parts[this.pos + 1];\n\n        while ( !next.end && next.indent.length === part.indent.length ) {\n            selector.push(['space', next.before + next.indent]);\n            selector = selector.concat(next.tokens);\n            this.pos += 1;\n            next = this.parts[this.pos + 1];\n        }\n\n        this.keepTrailingSpace(node, selector);\n        this.checkCurly(selector);\n        this.raw(node, 'selector', selector);\n    }\n\n    /* Helpers */\n\n    indent(part) {\n        let indent = part.indent.length;\n        let isPrev = typeof this.prevIndent !== 'undefined';\n\n        if ( !isPrev && indent ) this.indentedFirstLine(part);\n\n        if ( !this.step && indent ) {\n            this.step = indent;\n            this.root.raws.indent = part.indent;\n        }\n\n        if ( isPrev && this.prevIndent !== indent ) {\n            let diff = indent - this.prevIndent;\n            if ( diff > 0 ) {\n                if ( diff !== this.step ) {\n                    this.wrongIndent(this.prevIndent + this.step, indent, part);\n                } else {\n                    this.current = this.current.last;\n                }\n            } else if ( diff % this.step !== 0 ) {\n                let m = indent + diff % this.step;\n                this.wrongIndent(`${ m } or ${ m + this.step }`, indent, part);\n            } else {\n                for ( let i = 0; i < -diff / this.step; i++ ) {\n                    this.current = this.current.parent;\n                }\n            }\n        }\n\n        this.prevIndent = indent;\n    }\n\n    init(node, part) {\n        this.indent(part);\n\n        if ( !this.current.nodes ) this.current.nodes = [];\n        this.current.push(node);\n\n        node.raws.before = part.before + part.indent;\n        node.source = {\n            start: { line: part.tokens[0][2], column: part.tokens[0][3] },\n            input: this.input\n        };\n    }\n\n    checkCurly(tokens) {\n        for ( let token of tokens ) {\n            if ( token[0] === '{' ) {\n                this.error('Unnecessary curly bracket', token[2], token[3]);\n            }\n        }\n    }\n\n    checkSemicolon(tokens) {\n        for ( let token of tokens ) {\n            if ( token[0] === ';' ) {\n                this.error('Unnecessary semicolon', token[2], token[3]);\n            }\n        }\n    }\n\n    keepTrailingSpace(node, tokens) {\n        let lastSpace = tokens[tokens.length - 1];\n        if ( lastSpace && lastSpace[0] === 'space' ) {\n            tokens.pop();\n            node.raws.sssBetween = lastSpace[1];\n        }\n    }\n\n    firstSpaces(tokens) {\n        let result = '';\n        for ( let i = 0; i < tokens.length; i++ ) {\n            if ( tokens[i][0] === 'space' || tokens[i][0] === 'newline' ) {\n                result += tokens.shift()[1];\n                i -= 1;\n            } else {\n                break;\n            }\n        }\n        return result;\n    }\n\n    raw(node, prop, tokens, altLast) {\n        let token, type;\n        let length = tokens.length;\n        let value  = '';\n        let clean  = true;\n        for ( let i = 0; i < length; i += 1 ) {\n            token = tokens[i];\n            type  = token[0];\n            if ( type === 'comment' || type === 'space' && i === length - 1 ) {\n                clean = false;\n            } else {\n                value += token[1];\n            }\n        }\n        if ( !clean ) {\n            let sss = tokens.reduce( (all, i) => all + i[1], '');\n            let raw = tokens.reduce( (all, i) => {\n                if ( i[0] === 'comment' && i[6] === 'inline' ) {\n                    return all + '/* ' + i[1].slice(2).trim() + ' */';\n                } else {\n                    return all + i[1];\n                }\n            }, '');\n            node.raws[prop] = { value, raw };\n            if ( sss !== raw ) node.raws[prop].sss = sss;\n        }\n        node[prop] = value;\n\n        let last;\n        for ( let i = tokens.length - 1; i >= 0; i-- ) {\n            if ( tokens[i].length > 2 ) {\n                last = tokens[i];\n                break;\n            }\n        }\n        if ( !last ) last = altLast;\n\n        node.source.end = {\n            line:   last[4] || last[2],\n            column: last[5] || last[3]\n        };\n    }\n\n    nextNonComment(pos) {\n        let next = pos;\n        let part;\n        while ( next < this.parts.length ) {\n            next += 1;\n            part = this.parts[next];\n            if ( part.end || !part.comment ) break;\n        }\n        return part;\n    }\n\n    commentText(node, token) {\n        let text = token[1];\n        if ( token[6] === 'inline' ) {\n            node.raws.inline = true;\n            text = text.slice(2);\n        } else {\n            text = text.slice(2, -2);\n        }\n\n        let match = text.match(/^(\\s*)([^]*[^\\s])(\\s*)\\n?$/);\n        if ( match ) {\n            node.text = match[2];\n            node.raws.left = match[1];\n            node.raws.inlineRight = match[3];\n        } else {\n            node.text = '';\n            node.raws.left = '';\n            node.raws.inlineRight = '';\n        }\n    }\n\n    // Errors\n\n    error(msg, line, column) {\n        throw this.input.error(msg, line, column);\n    }\n\n    unnamedAtrule(token) {\n        this.error('At-rule without name', token[2], token[3]);\n    }\n\n    unnamedDecl(token) {\n        this.error('Declaration without name', token[2], token[3]);\n    }\n\n    indentedFirstLine(part) {\n        this.error('First line should not have indent', part.number, 1);\n    }\n\n    wrongIndent(expected, real, part) {\n        let msg = `Expected ${ expected } indent, but get ${ real }`;\n        this.error(msg, part.number, 1);\n    }\n\n    badProp(token) {\n        this.error('Unexpected separator in property', token[2], token[3]);\n    }\n\n}\n"]}