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@ -151,7 +151,7 @@ class RuleAnalyzer(data: String) { |
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else -> null |
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} |
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} ): Boolean { |
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start = pos |
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val pos = pos //声明变量记录临时处理位置 |
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var depth = 0 //嵌套深度 |
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var bracketsDepth = 0 //[]嵌套深度 |
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@ -164,13 +164,13 @@ class RuleAnalyzer(data: String) { |
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do { |
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if (isEmpty) break |
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var c = consume() |
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var c = queue[pos++] |
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if (c != '\\') { //非转义字符 |
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if (c == '\'' && !commits && !commit && !regex && !inDoubleQuote && !inOtherQuote) inSingleQuote = !inSingleQuote //匹配具有语法功能的单引号 |
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else if (c == '"' && !commits && !commit && !regex && !inSingleQuote && !inOtherQuote) inDoubleQuote = !inDoubleQuote //匹配具有语法功能的双引号 |
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else if (c == '`' && !commits && !commit && !regex && !inSingleQuote && !inDoubleQuote) inOtherQuote = !inOtherQuote //匹配具有语法功能的'`' |
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else if (c == '/' && !commits && !commit && !regex && !inSingleQuote && !inDoubleQuote && !inOtherQuote) { //匹配注释或正则起点 |
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c = consume() |
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c = queue[pos++] |
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when(c){ |
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'/'->commit=true //匹配单行注释起点 |
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'*'->commits=true //匹配多行注释起点 |
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@ -178,7 +178,7 @@ class RuleAnalyzer(data: String) { |
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} |
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} |
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else if(commits && c == '*') { //匹配多行注释终点 |
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c = consume() |
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c = queue[pos++] |
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if(c == '/')commits = false |
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} |
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else if(regex && c == '/') { //正则的终点或[]平衡 |
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@ -200,19 +200,20 @@ class RuleAnalyzer(data: String) { |
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if (fn) depth++ else depth-- //嵌套或者闭合 |
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}else { //转义字符 |
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var next = consume() //拉出被转义字符 |
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var next = queue[pos++] //拉出被转义字符 |
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if(commit && next == 'n') commit = false //匹配单行注释终点。当前为\,下个为n,表示换行 |
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else if (!commits && !commit && next == '\\') { |
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consume() //当前为\,下个为\,双重转义中"\\"表示转义字符本身,根据if条件"\\"字串不在注释中,则只能在字串或正则中 |
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next = consume() //拉出下个字符,因为在双重转义的字串或正则中,类似于 \\/ 这样的结构才是转义结构 |
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if(next == '\\')consume() //若为转义字符则继续拉出,因为双重转义中转义字符成对存在,即 \\\\ |
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queue[pos++] //当前为\,下个为\,双重转义中"\\"表示转义字符本身,根据if条件"\\"字串不在注释中,则只能在字串或正则中 |
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next = queue[pos++] //拉出下个字符,因为在双重转义的字串或正则中,类似于 \\/ 这样的结构才是转义结构 |
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if(next == '\\')queue[pos++] //若为转义字符则继续拉出,因为双重转义中转义字符成对存在,即 \\\\ |
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} |
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} |
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} while (depth > 0 || bracketsDepth >0) //拉出全部符合js语法的字段 |
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if(depth > 0 || bracketsDepth >0) start = pos |
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return pos > start |
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return if(depth > 0 || bracketsDepth > 0) false else { |
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this.pos = pos //同步位置 |
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true |
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} |
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} |
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/** |
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@ -220,7 +221,7 @@ class RuleAnalyzer(data: String) { |
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*/ |
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fun chompRuleBalanced(open: Char = '[', close: Char = ']',f: ((Char) ->Boolean?)? = null ): Boolean { |
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val start = pos //声明临时变量记录本次起始位置,不更改类的start |
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val pos = pos //声明临时变量记录匹配位置,匹配成功后才同步到类的pos |
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var depth = 0 //嵌套深度 |
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var otherDepth = 0 //其他对称符合嵌套深度 |
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@ -230,7 +231,7 @@ class RuleAnalyzer(data: String) { |
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do { |
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if (isEmpty) break |
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val c = consume() |
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val c = queue[pos++] |
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if (c != ESC) { //非转义字符 |
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if (c == '\'' && !inDoubleQuote) inSingleQuote = !inSingleQuote //匹配具有语法功能的单引号 |
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else if (c == '"' && !inSingleQuote) inDoubleQuote = !inDoubleQuote //匹配具有语法功能的双引号 |
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@ -245,20 +246,19 @@ class RuleAnalyzer(data: String) { |
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} |
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}else { //转义字符 |
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var next = consume() //拉出被转义字符,匹配\/、\"、\'等 |
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var next = queue[pos++] //拉出被转义字符,匹配\/、\"、\'等 |
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if (next == ESC) { |
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consume() //当前为\,下个为\,双重转义中"\\"表示转义字符本身,根据语法特征当前字段在字串或正则中 |
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next = consume() //拉出下个字符,因为在双重转义的字串或正则中,类似于 \\/ 这样的结构才是转义结构 |
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if(next == ESC)consume() //若为转义字符则继续拉出,因为双重转义中转义字符成对存在,即 \\\\ |
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queue[pos++] //当前为\,下个为\,双重转义中"\\"表示转义字符本身,根据语法特征当前字段在字串或正则中 |
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next = queue[pos++] //拉出下个字符,因为在双重转义的字串或正则中,类似于 \\/ 这样的结构才是转义结构 |
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if(next == ESC)queue[pos++] //若为转义字符则继续拉出,因为双重转义中转义字符成对存在,即 \\\\ |
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} |
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} |
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} while (depth > 0 || otherDepth > 0) //拉出一个平衡字串 |
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return if(depth > 0 || otherDepth > 0) { |
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pos = start //匹配失败,位置回退 |
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false |
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} else true |
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return if(depth > 0 || otherDepth > 0) false else { |
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this.pos = pos //同步位置 |
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true |
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} |
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} |
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/** |
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