riki/treehouse
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syntax highlighting

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りき萌 2024-02-17 18:01:17 +01:00
parent b9218c8ace
commit d9b351ad64
5 changed files with 213 additions and 9 deletions
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75
static/js/components/literate-programming.js
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@ -1,4 +1,5 @@
import { CodeJar } from "../vendor/codejar.js";
import { compileSyntax, highlight } from "./literate-programming/highlight.js";
let literatePrograms = new Map();
@ -34,9 +35,81 @@ function getLiterateProgramWorkerCommands(name) {
}
class InputMode {
static JAVASCRIPT = compileSyntax({
patterns: [
{ regex: /\/\/.*/, as: "comment" },
{ regex: /\/\*.*?\*\//ms, as: "comment" },
{ regex: /[A-Z_][a-zA-Z0-9_]*/, as: "keyword2" },
{ regex: /[a-zA-Z_][a-zA-Z0-9_]*(?=\()/, as: "function" },
{ regex: /[a-zA-Z_][a-zA-Z0-9_]*/, as: "identifier" },
{ regex: /0[bB][01_]+n?/, as: "literal" },
{ regex: /0[oO][0-7_]+n?/, as: "literal" },
{ regex: /0[xX][0-9a-fA-F_]+n?/, as: "literal" },
{ regex: /[0-9_]+n/, as: "literal" },
{ regex: /[0-9_]+(\.[0-9_]*([eE][-+]?[0-9_]+)?)?/, as: "literal" },
{ regex: /'(\\'|[^'])*'/, as: "string" },
{ regex: /"(\\"|[^"])*"/, as: "string" },
{ regex: /`(\\`|[^"])*`/, as: "string" },
// TODO: RegExp literals?
{ regex: /[+=/*^%<>!~|&\.-]+/, as: "operator" },
{ regex: /[,;]/, as: "punct" },
],
keywords: new Map([
["as", { into: "keyword1", onlyReplaces: "identifier" }],
["async", { into: "keyword1", onlyReplaces: "identifier" }],
["await", { into: "keyword1" }],
["break", { into: "keyword1" }],
["case", { into: "keyword1" }],
["catch", { into: "keyword1" }],
["class", { into: "keyword1" }],
["const", { into: "keyword1" }],
["continue", { into: "keyword1" }],
["debugger", { into: "keyword1" }],
["default", { into: "keyword1" }],
["delete", { into: "keyword1" }],
["do", { into: "keyword1" }],
["else", { into: "keyword1" }],
["export", { into: "keyword1" }],
["extends", { into: "keyword1" }],
["finally", { into: "keyword1" }],
["for", { into: "keyword1" }],
["from", { into: "keyword1", onlyReplaces: "identifier" }],
["function", { into: "keyword1" }],
["get", { into: "keyword1", onlyReplaces: "identifier" }],
["if", { into: "keyword1" }],
["import", { into: "keyword1" }],
["in", { into: "keyword1" }],
["instanceof", { into: "keyword1" }],
["let", { into: "keyword1" }],
["new", { into: "keyword1" }],
["of", { into: "keyword1", onlyReplaces: "identifier" }],
["return", { into: "keyword1" }],
["set", { into: "keyword1", onlyReplaces: "identifier" }],
["static", { into: "keyword1" }],
["switch", { into: "keyword1" }],
["throw", { into: "keyword1" }],
["try", { into: "keyword1" }],
["typeof", { into: "keyword1" }],
["var", { into: "keyword1" }],
["void", { into: "keyword1" }],
["while", { into: "keyword1" }],
["with", { into: "keyword1" }],
["yield", { into: "keyword1" }],
["super", { into: "keyword2" }],
["this", { into: "keyword2" }],
["false", { into: "literal" }],
["true", { into: "literal" }],
["undefined", { into: "literal" }],
["null", { into: "literal" }],
]),
})
constructor(frame) {
this.frame = frame;
InputMode.highlight(frame);
this.codeJar = CodeJar(frame, InputMode.highlight);
this.codeJar.onUpdate(() => {
for (let handler of frame.program.onChanged) {
@ -48,7 +121,7 @@ class InputMode {
}
static highlight(frame) {
// TODO: Syntax highlighting
highlight(frame, InputMode.JAVASCRIPT);
}
}