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| 1 | +/** |
| 2 | + * Shell token databases for syntax highlighting. |
| 3 | + */ |
| 4 | + |
| 5 | +export const KEYWORDS = new Set([ |
| 6 | + "if", "then", "else", "elif", "fi", |
| 7 | + "for", "in", "do", "done", |
| 8 | + "while", "until", |
| 9 | + "case", "esac", |
| 10 | + "function", "select", "time", |
| 11 | +]); |
| 12 | + |
| 13 | +export const OPERATORS = [ |
| 14 | + "&&", "||", "|&", "|", ";;", ";;&", ";&", ";", |
| 15 | + "&>>", "&>", ">>", ">|", ">", "<<-", "<<<", "<<", "<>", "<&", "<", |
| 16 | + ">&", "&", "((", "))", "(", ")", "{", "}", "[[", "]]", "!", |
| 17 | +]; |
| 18 | + |
| 19 | +export const PREFIX_COMMANDS = new Set([ |
| 20 | + "sudo", "su", "doas", "env", "nice", "nohup", "time", |
| 21 | + "strace", "ltrace", "xargs", "exec", "command", "builtin", |
| 22 | +]); |
| 23 | + |
| 24 | +export function isKeyword(word: string): boolean { |
| 25 | + return KEYWORDS.has(word); |
| 26 | +} |
| 27 | + |
| 28 | +export function matchOperator(str: string): string | null { |
| 29 | + for (const op of OPERATORS) { |
| 30 | + if (str.startsWith(op)) return op; |
| 31 | + } |
| 32 | + return null; |
| 33 | +} |
| 34 | + |
| 35 | +export function isOption(word: string): boolean { |
| 36 | + return /^--?[a-zA-Z]/.test(word); |
| 37 | +} |
| 38 | + |
| 39 | +export function isPath(word: string): boolean { |
| 40 | + return word.includes("/") && !word.startsWith("$"); |
| 41 | +} |
| 42 | + |
| 43 | +export function isNumber(word: string): boolean { |
| 44 | + return /^-?\d+(\.\d+)?$/.test(word); |
| 45 | +} |
| 46 | + |
| 47 | +export function isPrefixCommand(word: string): boolean { |
| 48 | + return PREFIX_COMMANDS.has(word); |
| 49 | +} |
