104 lines
2.2 KiB
JavaScript
104 lines
2.2 KiB
JavaScript
hljs.registerLanguage("gleam", function (hljs) {
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const KEYWORDS =
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"as assert case const external fn if import let " +
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"use opaque pub todo try tuple type";
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const STRING = {
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className: "string",
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variants: [{ begin: /"/, end: /"/ }],
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contains: [hljs.BACKSLASH_ESCAPE],
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relevance: 0,
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};
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const NAME = {
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className: "variable",
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begin: "\\b[a-z][a-z0-9_]*\\b",
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relevance: 0,
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};
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const DISCARD_NAME = {
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className: "comment",
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begin: "\\b_[a-z][a-z0-9_]*\\b",
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relevance: 0,
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};
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const NUMBER = {
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className: "number",
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variants: [
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{
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// binary
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begin: "\\b0[bB](?:_?[01]+)+",
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},
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{
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// octal
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begin: "\\b0[oO](?:_?[0-7]+)+",
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},
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{
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// hex
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begin: "\\b0[xX](?:_?[0-9a-fA-F]+)+",
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},
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{
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// dec, float
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begin: "\\b\\d(?:_?\\d+)*(?:\\.(?:\\d(?:_?\\d+)*)*)?",
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},
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],
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relevance: 0,
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};
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return {
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name: "Gleam",
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aliases: ["gleam"],
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contains: [
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hljs.C_LINE_COMMENT_MODE,
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STRING,
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{
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// bit string
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begin: "<<",
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end: ">>",
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contains: [
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{
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className: "keyword",
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beginKeywords:
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"binary bytes int float bit_string bits utf8 utf16 utf32 " +
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"utf8_codepoint utf16_codepoint utf32_codepoint signed unsigned " +
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"big little native unit size",
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},
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KEYWORDS,
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STRING,
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NAME,
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DISCARD_NAME,
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NUMBER,
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],
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relevance: 10,
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},
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{
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className: "function",
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beginKeywords: "fn",
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end: "\\(",
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excludeEnd: true,
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contains: [
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{
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className: "title",
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begin: "[a-z][a-z0-9_]*\\w*",
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relevance: 0,
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},
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],
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},
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{
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className: "keyword",
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beginKeywords: KEYWORDS,
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},
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{
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// Type names and constructors
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className: "title",
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begin: "\\b[A-Z][A-Za-z0-9]*\\b",
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relevance: 0,
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},
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{
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className: "operator",
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begin: "[+\\-*/%!=<>&|.]+",
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relevance: 0,
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},
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NAME,
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DISCARD_NAME,
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NUMBER,
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],
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};
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});
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