mirror of
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327 lines
12 KiB
JavaScript
327 lines
12 KiB
JavaScript
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ace.define("ace/ext/beautify",[], function(require, exports, module) {
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"use strict";
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var TokenIterator = require("../token_iterator").TokenIterator;
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function is(token, type) {
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return token.type.lastIndexOf(type + ".xml") > -1;
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}
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exports.singletonTags = ["area", "base", "br", "col", "command", "embed", "hr", "html", "img", "input", "keygen", "link", "meta", "param", "source", "track", "wbr"];
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exports.blockTags = ["article", "aside", "blockquote", "body", "div", "dl", "fieldset", "footer", "form", "head", "header", "html", "nav", "ol", "p", "script", "section", "style", "table", "tbody", "tfoot", "thead", "ul"];
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exports.beautify = function(session) {
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var iterator = new TokenIterator(session, 0, 0);
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var token = iterator.getCurrentToken();
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var tabString = session.getTabString();
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var singletonTags = exports.singletonTags;
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var blockTags = exports.blockTags;
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var nextToken;
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var breakBefore = false;
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var spaceBefore = false;
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var spaceAfter = false;
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var code = "";
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var value = "";
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var tagName = "";
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var depth = 0;
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var lastDepth = 0;
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var lastIndent = 0;
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var indent = 0;
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var unindent = 0;
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var roundDepth = 0;
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var curlyDepth = 0;
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var row;
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var curRow = 0;
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var rowsToAdd = 0;
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var rowTokens = [];
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var abort = false;
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var i;
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var indentNextLine = false;
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var inTag = false;
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var inCSS = false;
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var inBlock = false;
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var levels = {0: 0};
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var parents = [];
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var trimNext = function() {
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if (nextToken && nextToken.value && nextToken.type !== 'string.regexp')
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nextToken.value = nextToken.value.replace(/^\s*/, "");
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};
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var trimLine = function() {
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code = code.replace(/ +$/, "");
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};
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var trimCode = function() {
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code = code.trimRight();
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breakBefore = false;
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};
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while (token !== null) {
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curRow = iterator.getCurrentTokenRow();
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rowTokens = iterator.$rowTokens;
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nextToken = iterator.stepForward();
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if (typeof token !== "undefined") {
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value = token.value;
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unindent = 0;
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inCSS = (tagName === "style" || session.$modeId === "ace/mode/css");
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if (is(token, "tag-open")) {
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inTag = true;
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if (nextToken)
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inBlock = (blockTags.indexOf(nextToken.value) !== -1);
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if (value === "</") {
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if (inBlock && !breakBefore && rowsToAdd < 1)
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rowsToAdd++;
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if (inCSS)
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rowsToAdd = 1;
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unindent = 1;
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inBlock = false;
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}
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} else if (is(token, "tag-close")) {
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inTag = false;
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} else if (is(token, "comment.start")) {
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inBlock = true;
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} else if (is(token, "comment.end")) {
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inBlock = false;
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}
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if (!inTag && !rowsToAdd && token.type === "paren.rparen" && token.value.substr(0, 1) === "}") {
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rowsToAdd++;
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}
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if (curRow !== row) {
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rowsToAdd = curRow;
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if (row)
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rowsToAdd -= row;
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}
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if (rowsToAdd) {
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trimCode();
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for (; rowsToAdd > 0; rowsToAdd--)
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code += "\n";
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breakBefore = true;
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if (!is(token, "comment") && !token.type.match(/^(comment|string)$/))
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value = value.trimLeft();
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}
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if (value) {
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if (token.type === "keyword" && value.match(/^(if|else|elseif|for|foreach|while|switch)$/)) {
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parents[depth] = value;
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trimNext();
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spaceAfter = true;
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if (value.match(/^(else|elseif)$/)) {
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if (code.match(/\}[\s]*$/)) {
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trimCode();
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spaceBefore = true;
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}
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}
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} else if (token.type === "paren.lparen") {
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trimNext();
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if (value.substr(-1) === "{") {
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spaceAfter = true;
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indentNextLine = false;
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if(!inTag)
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rowsToAdd = 1;
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}
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if (value.substr(0, 1) === "{") {
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spaceBefore = true;
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if (code.substr(-1) !== '[' && code.trimRight().substr(-1) === '[') {
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trimCode();
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spaceBefore = false;
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} else if (code.trimRight().substr(-1) === ')') {
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trimCode();
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} else {
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trimLine();
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}
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}
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} else if (token.type === "paren.rparen") {
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unindent = 1;
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if (value.substr(0, 1) === "}") {
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if (parents[depth-1] === 'case')
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unindent++;
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if (code.trimRight().substr(-1) === '{') {
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trimCode();
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} else {
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spaceBefore = true;
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if (inCSS)
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rowsToAdd+=2;
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}
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}
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if (value.substr(0, 1) === "]") {
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if (code.substr(-1) !== '}' && code.trimRight().substr(-1) === '}') {
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spaceBefore = false;
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indent++;
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trimCode();
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}
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}
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if (value.substr(0, 1) === ")") {
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if (code.substr(-1) !== '(' && code.trimRight().substr(-1) === '(') {
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spaceBefore = false;
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indent++;
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trimCode();
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}
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}
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trimLine();
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} else if ((token.type === "keyword.operator" || token.type === "keyword") && value.match(/^(=|==|===|!=|!==|&&|\|\||and|or|xor|\+=|.=|>|>=|<|<=|=>)$/)) {
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trimCode();
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trimNext();
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spaceBefore = true;
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spaceAfter = true;
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} else if (token.type === "punctuation.operator" && value === ';') {
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trimCode();
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trimNext();
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spaceAfter = true;
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if (inCSS)
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rowsToAdd++;
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} else if (token.type === "punctuation.operator" && value.match(/^(:|,)$/)) {
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trimCode();
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trimNext();
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if (value.match(/^(,)$/) && curlyDepth>0 && roundDepth===0) {
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rowsToAdd++;
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} else {
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spaceAfter = true;
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breakBefore = false;
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}
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} else if (token.type === "support.php_tag" && value === "?>" && !breakBefore) {
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trimCode();
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spaceBefore = true;
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} else if (is(token, "attribute-name") && code.substr(-1).match(/^\s$/)) {
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spaceBefore = true;
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} else if (is(token, "attribute-equals")) {
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trimLine();
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trimNext();
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} else if (is(token, "tag-close")) {
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trimLine();
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if(value === "/>")
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spaceBefore = true;
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}
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if (breakBefore && !(token.type.match(/^(comment)$/) && !value.substr(0, 1).match(/^[/#]$/)) && !(token.type.match(/^(string)$/) && !value.substr(0, 1).match(/^['"]$/))) {
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indent = lastIndent;
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if(depth > lastDepth) {
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indent++;
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for (i=depth; i > lastDepth; i--)
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levels[i] = indent;
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} else if(depth < lastDepth)
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indent = levels[depth];
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lastDepth = depth;
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lastIndent = indent;
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if(unindent)
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indent -= unindent;
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if (indentNextLine && !roundDepth) {
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indent++;
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indentNextLine = false;
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}
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for (i = 0; i < indent; i++)
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code += tabString;
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}
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if (token.type === "keyword" && value.match(/^(case|default)$/)) {
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parents[depth] = value;
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depth++;
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}
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if (token.type === "keyword" && value.match(/^(break)$/)) {
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if(parents[depth-1] && parents[depth-1].match(/^(case|default)$/)) {
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depth--;
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}
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}
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if (token.type === "paren.lparen") {
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roundDepth += (value.match(/\(/g) || []).length;
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curlyDepth += (value.match(/\{/g) || []).length;
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depth += value.length;
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}
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if (token.type === "keyword" && value.match(/^(if|else|elseif|for|while)$/)) {
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indentNextLine = true;
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roundDepth = 0;
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} else if (!roundDepth && value.trim() && token.type !== "comment")
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indentNextLine = false;
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if (token.type === "paren.rparen") {
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roundDepth -= (value.match(/\)/g) || []).length;
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curlyDepth -= (value.match(/\}/g) || []).length;
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for (i = 0; i < value.length; i++) {
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depth--;
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if(value.substr(i, 1)==='}' && parents[depth]==='case') {
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depth--;
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}
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}
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}
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if (token.type == "text")
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value = value.replace(/\s+$/, " ");
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if (spaceBefore && !breakBefore) {
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trimLine();
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if (code.substr(-1) !== "\n")
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code += " ";
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}
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code += value;
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if (spaceAfter)
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code += " ";
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breakBefore = false;
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spaceBefore = false;
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spaceAfter = false;
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if ((is(token, "tag-close") && (inBlock || blockTags.indexOf(tagName) !== -1)) || (is(token, "doctype") && value === ">")) {
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if (inBlock && nextToken && nextToken.value === "</")
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rowsToAdd = -1;
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else
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rowsToAdd = 1;
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}
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if (is(token, "tag-open") && value === "</") {
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depth--;
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} else if (is(token, "tag-open") && value === "<" && singletonTags.indexOf(nextToken.value) === -1) {
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depth++;
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} else if (is(token, "tag-name")) {
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tagName = value;
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} else if (is(token, "tag-close") && value === "/>" && singletonTags.indexOf(tagName) === -1){
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depth--;
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}
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row = curRow;
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}
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}
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token = nextToken;
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}
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code = code.trim();
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session.doc.setValue(code);
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};
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exports.commands = [{
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name: "beautify",
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description: "Format selection (Beautify)",
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exec: function(editor) {
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exports.beautify(editor.session);
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},
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bindKey: "Ctrl-Shift-B"
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}];
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}); (function() {
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ace.require(["ace/ext/beautify"], function(m) {
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if (typeof module == "object" && typeof exports == "object" && module) {
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module.exports = m;
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}
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});
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})();
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