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| 1 | +import {simpleMode} from "./simple-mode.js" |
| 2 | + |
| 3 | +var from = "from"; |
| 4 | +var fromRegex = new RegExp("^(\\s*)\\b(" + from + ")\\b", "i"); |
| 5 | + |
| 6 | +var shells = ["run", "cmd", "entrypoint", "shell"]; |
| 7 | +var shellsAsArrayRegex = new RegExp("^(\\s*)(" + shells.join('|') + ")(\\s+\\[)", "i"); |
| 8 | + |
| 9 | +var expose = "expose"; |
| 10 | +var exposeRegex = new RegExp("^(\\s*)(" + expose + ")(\\s+)", "i"); |
| 11 | + |
| 12 | +var others = [ |
| 13 | + "arg", "from", "maintainer", "label", "env", |
| 14 | + "add", "copy", "volume", "user", |
| 15 | + "workdir", "onbuild", "stopsignal", "healthcheck", "shell" |
| 16 | +]; |
| 17 | + |
| 18 | +// Collect all Dockerfile directives |
| 19 | +var instructions = [from, expose].concat(shells).concat(others), |
| 20 | + instructionRegex = "(" + instructions.join('|') + ")", |
| 21 | + instructionOnlyLine = new RegExp("^(\\s*)" + instructionRegex + "(\\s*)(#.*)?$", "i"), |
| 22 | + instructionWithArguments = new RegExp("^(\\s*)" + instructionRegex + "(\\s+)", "i"); |
| 23 | + |
| 24 | +export const dockerFile = simpleMode({ |
| 25 | + start: [ |
| 26 | + // Block comment: This is a line starting with a comment |
| 27 | + { |
| 28 | + regex: /^\s*#.*$/, |
| 29 | + sol: true, |
| 30 | + token: "comment" |
| 31 | + }, |
| 32 | + { |
| 33 | + regex: fromRegex, |
| 34 | + token: [null, "keyword"], |
| 35 | + sol: true, |
| 36 | + next: "from" |
| 37 | + }, |
| 38 | + // Highlight an instruction without any arguments (for convenience) |
| 39 | + { |
| 40 | + regex: instructionOnlyLine, |
| 41 | + token: [null, "keyword", null, "error"], |
| 42 | + sol: true |
| 43 | + }, |
| 44 | + { |
| 45 | + regex: shellsAsArrayRegex, |
| 46 | + token: [null, "keyword", null], |
| 47 | + sol: true, |
| 48 | + next: "array" |
| 49 | + }, |
| 50 | + { |
| 51 | + regex: exposeRegex, |
| 52 | + token: [null, "keyword", null], |
| 53 | + sol: true, |
| 54 | + next: "expose" |
| 55 | + }, |
| 56 | + // Highlight an instruction followed by arguments |
| 57 | + { |
| 58 | + regex: instructionWithArguments, |
| 59 | + token: [null, "keyword", null], |
| 60 | + sol: true, |
| 61 | + next: "arguments" |
| 62 | + }, |
| 63 | + { |
| 64 | + regex: /./, |
| 65 | + token: null |
| 66 | + } |
| 67 | + ], |
| 68 | + from: [ |
| 69 | + { |
| 70 | + regex: /\s*$/, |
| 71 | + token: null, |
| 72 | + next: "start" |
| 73 | + }, |
| 74 | + { |
| 75 | + // Line comment without instruction arguments is an error |
| 76 | + regex: /(\s*)(#.*)$/, |
| 77 | + token: [null, "error"], |
| 78 | + next: "start" |
| 79 | + }, |
| 80 | + { |
| 81 | + regex: /(\s*\S+\s+)(as)/i, |
| 82 | + token: [null, "keyword"], |
| 83 | + next: "start" |
| 84 | + }, |
| 85 | + // Fail safe return to start |
| 86 | + { |
| 87 | + token: null, |
| 88 | + next: "start" |
| 89 | + } |
| 90 | + ], |
| 91 | + single: [ |
| 92 | + { |
| 93 | + regex: /(?:[^\\']|\\.)/, |
| 94 | + token: "string" |
| 95 | + }, |
| 96 | + { |
| 97 | + regex: /'/, |
| 98 | + token: "string", |
| 99 | + pop: true |
| 100 | + } |
| 101 | + ], |
| 102 | + double: [ |
| 103 | + { |
| 104 | + regex: /(?:[^\\"]|\\.)/, |
| 105 | + token: "string" |
| 106 | + }, |
| 107 | + { |
| 108 | + regex: /"/, |
| 109 | + token: "string", |
| 110 | + pop: true |
| 111 | + } |
| 112 | + ], |
| 113 | + array: [ |
| 114 | + { |
| 115 | + regex: /\]/, |
| 116 | + token: null, |
| 117 | + next: "start" |
| 118 | + }, |
| 119 | + { |
| 120 | + regex: /"(?:[^\\"]|\\.)*"?/, |
| 121 | + token: "string" |
| 122 | + } |
| 123 | + ], |
| 124 | + expose: [ |
| 125 | + { |
| 126 | + regex: /\d+$/, |
| 127 | + token: "number", |
| 128 | + next: "start" |
| 129 | + }, |
| 130 | + { |
| 131 | + regex: /[^\d]+$/, |
| 132 | + token: null, |
| 133 | + next: "start" |
| 134 | + }, |
| 135 | + { |
| 136 | + regex: /\d+/, |
| 137 | + token: "number" |
| 138 | + }, |
| 139 | + { |
| 140 | + regex: /[^\d]+/, |
| 141 | + token: null |
| 142 | + }, |
| 143 | + // Fail safe return to start |
| 144 | + { |
| 145 | + token: null, |
| 146 | + next: "start" |
| 147 | + } |
| 148 | + ], |
| 149 | + arguments: [ |
| 150 | + { |
| 151 | + regex: /^\s*#.*$/, |
| 152 | + sol: true, |
| 153 | + token: "comment" |
| 154 | + }, |
| 155 | + { |
| 156 | + regex: /"(?:[^\\"]|\\.)*"?$/, |
| 157 | + token: "string", |
| 158 | + next: "start" |
| 159 | + }, |
| 160 | + { |
| 161 | + regex: /"/, |
| 162 | + token: "string", |
| 163 | + push: "double" |
| 164 | + }, |
| 165 | + { |
| 166 | + regex: /'(?:[^\\']|\\.)*'?$/, |
| 167 | + token: "string", |
| 168 | + next: "start" |
| 169 | + }, |
| 170 | + { |
| 171 | + regex: /'/, |
| 172 | + token: "string", |
| 173 | + push: "single" |
| 174 | + }, |
| 175 | + { |
| 176 | + regex: /[^#"']+[\\`]$/, |
| 177 | + token: null |
| 178 | + }, |
| 179 | + { |
| 180 | + regex: /[^#"']+$/, |
| 181 | + token: null, |
| 182 | + next: "start" |
| 183 | + }, |
| 184 | + { |
| 185 | + regex: /[^#"']+/, |
| 186 | + token: null |
| 187 | + }, |
| 188 | + // Fail safe return to start |
| 189 | + { |
| 190 | + token: null, |
| 191 | + next: "start" |
| 192 | + } |
| 193 | + ], |
| 194 | + languageData: { |
| 195 | + commentTokens: {line: "#"} |
| 196 | + } |
| 197 | +}); |
| 198 | + |
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