// CodeMirror, copyright (c) by Marijn Haverbeke and others // Distributed under an MIT license: http://codemirror.net/LICENSE // Taken from https://github.com/tangrams/GLSL-live-editor/blob/master/src/codemirror/mode/webGL-clike.js /* eslint-disable */ (function(mod) { if (typeof exports == "object" && typeof module == "object") // CommonJS mod(require("codemirror")); else if (typeof define == "function" && define.amd) // AMD define(["codemirror"], mod); else // Plain browser env mod(CodeMirror); })(function(CodeMirror) { "use strict"; CodeMirror.defineMode("clike", function(config, parserConfig) { var indentUnit = config.indentUnit, statementIndentUnit = parserConfig.statementIndentUnit || indentUnit, dontAlignCalls = parserConfig.dontAlignCalls, keywords = parserConfig.keywords || {}, builtin = parserConfig.builtin || {}, blockKeywords = parserConfig.blockKeywords || {}, atoms = parserConfig.atoms || {}, hooks = parserConfig.hooks || {}, multiLineStrings = parserConfig.multiLineStrings, indentStatements = parserConfig.indentStatements !== false; var isOperatorChar = /[+\-*&%=<>!?|\/]/; var curPunc; function tokenBase(stream, state) { var ch = stream.next(); if (hooks[ch]) { var result = hooks[ch](stream, state); if (result !== false) return result; } if (ch == '"' || ch == "'") { state.tokenize = tokenString(ch); return state.tokenize(stream, state); } if (/[\[\]{}\(\),;\:\.]/.test(ch)) { curPunc = ch; return null; } if (/\d/.test(ch)) { stream.eatWhile(/[\w\.]/); return "number"; } if (ch == "/") { if (stream.eat("*")) { state.tokenize = tokenComment; return tokenComment(stream, state); } if (stream.eat("/")) { stream.skipToEnd(); return "comment"; } } if (isOperatorChar.test(ch)) { stream.eatWhile(isOperatorChar); return "operator"; } stream.eatWhile(/[\w\$_\xa1-\uffff]/); var cur = stream.current(); if (keywords.propertyIsEnumerable(cur)) { if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; return "keyword"; } if (builtin.propertyIsEnumerable(cur)) { if (blockKeywords.propertyIsEnumerable(cur)) curPunc = "newstatement"; return "builtin"; } if (atoms.propertyIsEnumerable(cur)) return "atom"; return "variable"; } function tokenString(quote) { return function(stream, state) { var escaped = false, next, end = false; while ((next = stream.next()) != null) { if (next == quote && !escaped) {end = true; break;} escaped = !escaped && next == "\\"; } if (end || !(escaped || multiLineStrings)) state.tokenize = null; return "string"; }; } function tokenComment(stream, state) { var maybeEnd = false, ch; while (ch = stream.next()) { if (ch == "/" && maybeEnd) { state.tokenize = null; break; } maybeEnd = (ch == "*"); } return "comment"; } function Context(indented, column, type, align, prev) { this.indented = indented; this.column = column; this.type = type; this.align = align; this.prev = prev; } function pushContext(state, col, type) { var indent = state.indented; if (state.context && state.context.type == "statement") indent = state.context.indented; return state.context = new Context(indent, col, type, null, state.context); } function popContext(state) { var t = state.context.type; if (t == ")" || t == "]" || t == "}") state.indented = state.context.indented; return state.context = state.context.prev; } // Interface return { startState: function(basecolumn) { return { tokenize: null, context: new Context((basecolumn || 0) - indentUnit, 0, "top", false), indented: 0, startOfLine: true }; }, token: function(stream, state) { var ctx = state.context; if (stream.sol()) { if (ctx.align == null) ctx.align = false; state.indented = stream.indentation(); state.startOfLine = true; } if (stream.eatSpace()) return null; curPunc = null; var style = (state.tokenize || tokenBase)(stream, state); if (style == "comment" || style == "meta") return style; if (ctx.align == null) ctx.align = true; if ((curPunc == ";" || curPunc == ":" || curPunc == ",") && ctx.type == "statement") popContext(state); else if (curPunc == "{") pushContext(state, stream.column(), "}"); else if (curPunc == "[") pushContext(state, stream.column(), "]"); else if (curPunc == "(") pushContext(state, stream.column(), ")"); else if (curPunc == "}") { while (ctx.type == "statement") ctx = popContext(state); if (ctx.type == "}") ctx = popContext(state); while (ctx.type == "statement") ctx = popContext(state); } else if (curPunc == ctx.type) popContext(state); else if (indentStatements && (((ctx.type == "}" || ctx.type == "top") && curPunc != ';') || (ctx.type == "statement" && curPunc == "newstatement"))) pushContext(state, stream.column(), "statement"); state.startOfLine = false; return style; }, indent: function(state, textAfter) { if (state.tokenize != tokenBase && state.tokenize != null) return CodeMirror.Pass; var ctx = state.context, firstChar = textAfter && textAfter.charAt(0); if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev; var closing = firstChar == ctx.type; if (ctx.type == "statement") return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit); else if (ctx.align && (!dontAlignCalls || ctx.type != ")")) return ctx.column + (closing ? 0 : 1); else if (ctx.type == ")" && !closing) return ctx.indented + statementIndentUnit; else return ctx.indented + (closing ? 0 : indentUnit); }, electricChars: "{}", blockCommentStart: "/*", blockCommentEnd: "*/", lineComment: "//", fold: "brace" }; }); function words(str) { var obj = {}, words = str.split(" "); for (var i = 0; i < words.length; ++i) obj[words[i]] = true; return obj; } var cKeywords = "auto if break int case long char register continue return default short do sizeof " + "double static else struct entry switch extern typedef float union for unsigned " + "goto while enum void const signed volatile"; function cppHook(stream, state) { if (!state.startOfLine) return false; for (;;) { if (stream.skipTo("\\")) { stream.next(); if (stream.eol()) { state.tokenize = cppHook; break; } } else { stream.skipToEnd(); state.tokenize = null; break; } } return "meta"; } function cpp11StringHook(stream, state) { stream.backUp(1); // Raw strings. if (stream.match(/(R|u8R|uR|UR|LR)/)) { var match = stream.match(/"([^\s\\()]{0,16})\(/); if (!match) { return false; } state.cpp11RawStringDelim = match[1]; state.tokenize = tokenRawString; return tokenRawString(stream, state); } // Unicode strings/chars. if (stream.match(/(u8|u|U|L)/)) { if (stream.match(/["']/, /* eat */ false)) { return "string"; } return false; } // Ignore this hook. stream.next(); return false; } // C#-style strings where "" escapes a quote. function tokenAtString(stream, state) { var next; while ((next = stream.next()) != null) { if (next == '"' && !stream.eat('"')) { state.tokenize = null; break; } } return "string"; } // C++11 raw string literal is <prefix>"<delim>( anything )<delim>", where // <delim> can be a string up to 16 characters long. function tokenRawString(stream, state) { // Escape characters that have special regex meanings. var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&'); var match = stream.match(new RegExp(".*?\\)" + delim + '"')); if (match) state.tokenize = null; else stream.skipToEnd(); return "string"; } function def(mimes, mode) { if (typeof mimes == "string") mimes = [mimes]; var words = []; function add(obj) { if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop)) words.push(prop); } add(mode.keywords); add(mode.builtin); add(mode.atoms); if (words.length) { mode.helperType = mimes[0]; CodeMirror.registerHelper("hintWords", mimes[0], words); } for (var i = 0; i < mimes.length; ++i) CodeMirror.defineMIME(mimes[i], mode); } def(["x-shader/x-vertex", "x-shader/x-fragment"], { name: "clike", keywords: words("float int bool void " + "vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 " + "mat2 mat3 mat4 " + "sampler2D sampler3D samplerCube " + "const attribute uniform varying " + "break continue discard return " + "for while do if else struct " + "in out inout"), blockKeywords: words("for while do if else struct"), builtin: words("radians degrees sin cos tan asin acos atan " + "pow exp log exp2 sqrt inversesqrt " + "abs sign floor ceil fract mod min max clamp mix step smoothstep " + "length distance dot cross normalize faceforward " + "reflect refract matrixCompMult " + "lessThan lessThanEqual greaterThan greaterThanEqual " + "equal notEqual any all not " + "texture2D texture2DLod texture2DProjLod " + "textureCube textureCubeLod "), atoms: words("true false " + "gl_FragColor " + "gl_PointCoord " + "gl_Position gl_PointSize " + "gl_FragCoord gl_FrontFacing " + "gl_FragData " + "gl_DepthRangeParameters " + "gl_MaxVertexAttribs gl_MaxVaryingVectors gl_MaxVertexUniformVectors" + "gl_MaxVertexTextureImageUnits gl_MaxTextureImageUnits " + "gl_MaxFragmentUniformVectors " + "gl_MaxDrawBuffers"), hooks: {"#": cppHook}, modeProps: {fold: ["brace", "include"]} }); });