.opencode/node_modules/effect/dist/unstable/cli/internal/completions/zsh.js

// ---------------------------------------------------------------------------
// Helpers
// ---------------------------------------------------------------------------
const escapeZsh = s => s.replace(/\\/g, "\\\\").replace(/'/g, "'\\''").replace(/:/g, "\\:");
const sanitize = s => s.replace(/[^a-zA-Z0-9_]/g, "_");
/**
 * All forms of a flag (--name, -alias, --no-name) for the exclusion group.
 */
const allForms = flag => {
  const forms = [`--${flag.name}`];
  for (const alias of flag.aliases) {
    forms.push(alias.length === 1 ? `-${alias}` : `--${alias}`);
  }
  if (flag.type._tag === "Boolean") {
    forms.push(`--no-${flag.name}`);
  }
  return forms;
};
const valueAction = type => {
  switch (type._tag) {
    case "Boolean":
      return "";
    case "Choice":
      return `:value:(${type.values.join(" ")})`;
    case "Path":
      return type.pathType === "directory" ? `:directory:_directories` : `:file:_files`;
    case "Integer":
      return `:integer:`;
    case "Float":
      return `:float:`;
    case "Date":
      return `:date:`;
    default:
      return `:value:`;
  }
};
const argAction = type => {
  switch (type._tag) {
    case "Choice":
      return `(${type.values.join(" ")})`;
    case "Path":
      return type.pathType === "directory" ? `_directories` : `_files`;
    default:
      return ``;
  }
};
/**
 * Produce _arguments optspecs for a single flag. Each spec is a complete,
 * single-quoted string — no brace expansion, no line continuations.
 */
const flagSpecs = flag => {
  const specs = [];
  const desc = flag.description ? `[${escapeZsh(flag.description)}]` : "";
  const action = valueAction(flag.type);
  const excl = `(${allForms(flag).join(" ")})`;
  // Primary long name
  specs.push(`'${excl}--${flag.name}${desc}${action}'`);
  // Aliases
  for (const alias of flag.aliases) {
    const prefix = alias.length === 1 ? "-" : "--";
    specs.push(`'${excl}${prefix}${alias}${desc}${action}'`);
  }
  // Boolean negation
  if (flag.type._tag === "Boolean") {
    const negDesc = flag.description ? `[${escapeZsh(`Disable ${flag.name}`)}]` : "";
    specs.push(`'${excl}--no-${flag.name}${negDesc}'`);
  }
  return specs;
};
const argSpec = arg => {
  const desc = arg.description ? escapeZsh(arg.description) : arg.name;
  const action = argAction(arg.type);
  const prefix = arg.variadic ? "*" : "";
  return `'${prefix}:${desc}:${action}'`;
};
// ---------------------------------------------------------------------------
// Generator
// ---------------------------------------------------------------------------
const generateFunction = (descriptor, parentPath, lines) => {
  const currentPath = [...parentPath, descriptor.name];
  const funcName = `_${currentPath.map(sanitize).join("_")}`;
  lines.push(`${funcName}() {`);
  if (descriptor.subcommands.length > 0) {
    // _arguments -C requires these locals for the state machine
    lines.push(`  local context state state_descr line`);
    lines.push(`  typeset -A opt_args`);
    lines.push(``);
    // Subcommand list
    lines.push(`  local -a commands`);
    lines.push(`  commands=(`);
    for (const sub of descriptor.subcommands) {
      const desc = sub.description ? escapeZsh(sub.description) : "";
      lines.push(`    '${sub.name}:${desc}'`);
    }
    lines.push(`  )`);
    lines.push(``);
    // Build specs array to avoid brace expansion / line continuation issues
    lines.push(`  local -a specs`);
    lines.push(`  specs=(`);
    for (const flag of descriptor.flags) {
      for (const spec of flagSpecs(flag)) {
        lines.push(`    ${spec}`);
      }
    }
    for (const arg of descriptor.arguments) {
      lines.push(`    ${argSpec(arg)}`);
    }
    lines.push(`    '1:command:->command'`);
    lines.push(`    '*::arg:->args'`);
    lines.push(`  )`);
    lines.push(``);
    lines.push(`  _arguments -C "\${specs[@]}"`);
    lines.push(``);
    // State dispatch
    lines.push(`  case "$state" in`);
    lines.push(`    command)`);
    lines.push(`      _describe -t commands 'commands' commands`);
    lines.push(`      ;;`);
    lines.push(`    args)`);
    lines.push(`      case "$words[1]" in`);
    for (const sub of descriptor.subcommands) {
      const subFunc = `_${[...currentPath, sub.name].map(sanitize).join("_")}`;
      lines.push(`        ${sub.name})`);
      lines.push(`          ${subFunc}`);
      lines.push(`          ;;`);
    }
    lines.push(`      esac`);
    lines.push(`      ;;`);
    lines.push(`  esac`);
  } else {
    // Leaf command — no subcommands
    const allSpecs = [];
    for (const flag of descriptor.flags) {
      allSpecs.push(...flagSpecs(flag));
    }
    for (const arg of descriptor.arguments) {
      allSpecs.push(argSpec(arg));
    }
    if (allSpecs.length > 0) {
      lines.push(`  local -a specs`);
      lines.push(`  specs=(`);
      for (const spec of allSpecs) {
        lines.push(`    ${spec}`);
      }
      lines.push(`  )`);
      lines.push(`  _arguments "\${specs[@]}"`);
    }
  }
  lines.push(`}`);
  lines.push(``);
  for (const sub of descriptor.subcommands) {
    generateFunction(sub, currentPath, lines);
  }
};
/** @internal */
export const generate = (executableName, descriptor) => {
  const lines = [];
  const safeName = sanitize(executableName);
  lines.push(`#compdef ${executableName}`);
  lines.push(`###-begin-${executableName}-completions-###`);
  lines.push(`#`);
  lines.push(`# Static completion script for Zsh`);
  lines.push(`#`);
  lines.push(`# Installation:`);
  lines.push(`#   ${executableName} --completions zsh > ~/.zsh/completions/_${executableName}`);
  lines.push(`#   then add ~/.zsh/completions to your fpath`);
  lines.push(`#`);
  lines.push(``);
  generateFunction(descriptor, [], lines);
  lines.push(`# Handle both direct invocation and autoload`);
  lines.push(`if [[ "\${zsh_eval_context[-1]}" == "loadautofunc" ]]; then`);
  lines.push(`  _${safeName} "$@"`);
  lines.push(`else`);
  lines.push(`  compdef _${safeName} ${executableName}`);
  lines.push(`fi`);
  lines.push(`###-end-${executableName}-completions-###`);
  return lines.join("\n");
};
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