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:config/pkript/script/highlight
をテンプレートにして作成
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開始行:
// Pkript: Syntax Highlight
// Usage:
// #pkript(highlight){{
// function hello(name) {
// console.log("Hello, " + name);
// }
// }}
// License: CC0
function isAlpha(c) {
return (c >= "a" && c <= "z") || (c >= "A" && c <= "...
}
function isDigit(c) {
return c >= "0" && c <= "9";
}
function isAlphaNum(c) {
return isAlpha(c) || isDigit(c);
}
function getKeywords() {
return [
"function", "return", "let", "const", "var", "if...
"for", "of", "in", "break", "continue", "switch"...
"new", "typeof", "instanceof", "try", "catch", "...
"class", "extends", "import", "export", "from", ...
"yield", "this", "super", "delete", "void"
];
}
function getBuiltins() {
return [
"true", "false", "null", "undefined", "NaN", "In...
"String", "Number", "Boolean", "Array", "Object"...
"console", "document", "window", "Promise", "Sym...
];
}
function highlightJs(code) {
const keywords = getKeywords();
const builtins = getBuiltins();
let out = "";
let i = 0;
const len = code.length;
while (i < len) {
const c = code.charAt(i);
const c2 = i + 1 < len ? code.charAt(i + 1) : "";
// Single-line comment: // ...
if (c == "/" && c2 == "/") {
let start = i;
while (i < len && code.charAt(i) != "\n") {
i++;
}
const comment = code.substring(start, i);
out += "<span style=\"color: #308a27; font-s...
continue;
}
// Multi-line comment: /* ... */
if (c == "/" && c2 == "*") {
let start = i;
i += 2;
while (i < len) {
if (code.charAt(i) == "*" && i + 1 < len...
i += 2;
break;
}
i++;
}
const comment = code.substring(start, i);
out += "<span style=\"color: #308a27; font-s...
continue;
}
// String literals: "...", '...', `...`
if (c == "\"" || c == "'" || c == "`") {
const quote = c;
let start = i;
i++;
while (i < len) {
const sc = code.charAt(i);
if (sc == "\\") {
i += 2;
continue;
}
if (sc == quote) {
i++;
break;
}
if (quote != "`" && sc == "\n") {
break;
}
i++;
}
const strVal = code.substring(start, i);
out += "<span style=\"color: #032f62;\">" + ...
continue;
}
// Number literals
if (isDigit(c)) {
let start = i;
while (i < len) {
const nc = code.charAt(i);
if (isDigit(nc) || nc == ".") {
i++;
} else {
break;
}
}
const numVal = code.substring(start, i);
out += "<span style=\"color: #005cc5;\">" + ...
continue;
}
// Identifiers, Keywords, Builtins
if (isAlpha(c)) {
let start = i;
while (i < len && isAlphaNum(code.charAt(i))...
i++;
}
const ident = code.substring(start, i);
// Look ahead for function call: func(...)
let isCall = false;
let lookAhead = i;
while (lookAhead < len && (code.charAt(lookA...
lookAhead++;
}
if (lookAhead < len && code.charAt(lookAhead...
isCall = true;
}
if (keywords.includes(ident)) {
out += "<span style=\"color: #d73a49; fo...
} else if (builtins.includes(ident)) {
out += "<span style=\"color: #6f42c1;\">...
} else if (isCall) {
out += "<span style=\"color: #005cc5;\">...
} else {
out += htmlsc(ident);
}
continue;
}
// Punctuation and whitespace
out += htmlsc(c);
i++;
}
return out;
}
function getCode(e) {
if (e.body != "") return e.body;
if (e.args.length > 0 && e.args[0] != "") return e.a...
return "";
}
function plugin_highlight_convert(e) {
const code = getCode(e);
if (code == "") return "<p>(no code)</p>";
const highlighted = highlightJs(code);
return "<pre style=\"background-color: #f6f8fa; colo...
}
終了行:
// Pkript: Syntax Highlight
// Usage:
// #pkript(highlight){{
// function hello(name) {
// console.log("Hello, " + name);
// }
// }}
// License: CC0
function isAlpha(c) {
return (c >= "a" && c <= "z") || (c >= "A" && c <= "...
}
function isDigit(c) {
return c >= "0" && c <= "9";
}
function isAlphaNum(c) {
return isAlpha(c) || isDigit(c);
}
function getKeywords() {
return [
"function", "return", "let", "const", "var", "if...
"for", "of", "in", "break", "continue", "switch"...
"new", "typeof", "instanceof", "try", "catch", "...
"class", "extends", "import", "export", "from", ...
"yield", "this", "super", "delete", "void"
];
}
function getBuiltins() {
return [
"true", "false", "null", "undefined", "NaN", "In...
"String", "Number", "Boolean", "Array", "Object"...
"console", "document", "window", "Promise", "Sym...
];
}
function highlightJs(code) {
const keywords = getKeywords();
const builtins = getBuiltins();
let out = "";
let i = 0;
const len = code.length;
while (i < len) {
const c = code.charAt(i);
const c2 = i + 1 < len ? code.charAt(i + 1) : "";
// Single-line comment: // ...
if (c == "/" && c2 == "/") {
let start = i;
while (i < len && code.charAt(i) != "\n") {
i++;
}
const comment = code.substring(start, i);
out += "<span style=\"color: #308a27; font-s...
continue;
}
// Multi-line comment: /* ... */
if (c == "/" && c2 == "*") {
let start = i;
i += 2;
while (i < len) {
if (code.charAt(i) == "*" && i + 1 < len...
i += 2;
break;
}
i++;
}
const comment = code.substring(start, i);
out += "<span style=\"color: #308a27; font-s...
continue;
}
// String literals: "...", '...', `...`
if (c == "\"" || c == "'" || c == "`") {
const quote = c;
let start = i;
i++;
while (i < len) {
const sc = code.charAt(i);
if (sc == "\\") {
i += 2;
continue;
}
if (sc == quote) {
i++;
break;
}
if (quote != "`" && sc == "\n") {
break;
}
i++;
}
const strVal = code.substring(start, i);
out += "<span style=\"color: #032f62;\">" + ...
continue;
}
// Number literals
if (isDigit(c)) {
let start = i;
while (i < len) {
const nc = code.charAt(i);
if (isDigit(nc) || nc == ".") {
i++;
} else {
break;
}
}
const numVal = code.substring(start, i);
out += "<span style=\"color: #005cc5;\">" + ...
continue;
}
// Identifiers, Keywords, Builtins
if (isAlpha(c)) {
let start = i;
while (i < len && isAlphaNum(code.charAt(i))...
i++;
}
const ident = code.substring(start, i);
// Look ahead for function call: func(...)
let isCall = false;
let lookAhead = i;
while (lookAhead < len && (code.charAt(lookA...
lookAhead++;
}
if (lookAhead < len && code.charAt(lookAhead...
isCall = true;
}
if (keywords.includes(ident)) {
out += "<span style=\"color: #d73a49; fo...
} else if (builtins.includes(ident)) {
out += "<span style=\"color: #6f42c1;\">...
} else if (isCall) {
out += "<span style=\"color: #005cc5;\">...
} else {
out += htmlsc(ident);
}
continue;
}
// Punctuation and whitespace
out += htmlsc(c);
i++;
}
return out;
}
function getCode(e) {
if (e.body != "") return e.body;
if (e.args.length > 0 && e.args[0] != "") return e.a...
return "";
}
function plugin_highlight_convert(e) {
const code = getCode(e);
if (code == "") return "<p>(no code)</p>";
const highlighted = highlightJs(code);
return "<pre style=\"background-color: #f6f8fa; colo...
}
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