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Merged
chubes4 merged 1 commit into from
Jun 8, 2026
+55 −0
Merged

Project write and git workspace tools for coding agents #606

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34 changes: 34 additions & 0 deletions inc/Tools/AbilityToolProjections.php
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,23 @@ public static function projected_tools(): array {
'workspace_read' => self::workspace('datamachine-code/workspace-read'),
'workspace_grep' => self::workspace('datamachine-code/workspace-grep'),

'workspace_write' => self::workspace_write('datamachine-code/workspace-write'),
'workspace_edit' => self::workspace_write('datamachine-code/workspace-edit'),
'workspace_apply_patch' => self::workspace_write('datamachine-code/workspace-apply-patch'),
'workspace_delete' => self::workspace_write('datamachine-code/workspace-delete'),
'workspace_git_status' => self::workspace_write('datamachine-code/workspace-git-status'),
'workspace_git_log' => self::workspace_write('datamachine-code/workspace-git-log'),
'workspace_git_diff' => self::workspace_write('datamachine-code/workspace-git-diff'),
'workspace_git_pull' => self::workspace_write('datamachine-code/workspace-git-pull'),
'workspace_git_add' => self::workspace_write('datamachine-code/workspace-git-add'),
'workspace_git_commit' => self::workspace_write('datamachine-code/workspace-git-commit'),
'workspace_git_push' => self::workspace_write('datamachine-code/workspace-git-push'),
'workspace_git_rebase' => self::workspace_write('datamachine-code/workspace-git-rebase'),
'workspace_git_reset' => self::workspace_write('datamachine-code/workspace-git-reset'),
'workspace_worktree_add' => self::workspace_write('datamachine-code/workspace-worktree-add'),
'workspace_pr_status' => self::workspace_write('datamachine-code/workspace-pr-status'),
'workspace_pr_rebase' => self::workspace_write('datamachine-code/workspace-pr-rebase'),

'list_github_issues' => self::github('datamachine-code/list-github-issues'),
'get_github_issue' => self::github('datamachine-code/get-github-issue'),
'list_github_pulls' => self::github('datamachine-code/list-github-pulls'),
Expand Down Expand Up @@ -80,6 +97,23 @@ private static function workspace( string $ability ): array {
);
}

/**
* Build a mutating workspace projection declaration.
*
* Write/git workspace tools require explicit opt-in (via `allow_only` or an
* allow-mode tool policy) before they are exposed to a model request, so a
* read-only inspection task never receives file-mutating tools by default.
*
* @return array<string,mixed>
*/
private static function workspace_write( string $ability ): array {
return array(
'ability' => $ability,
'modes' => array( 'chat', 'pipeline' ),
'requires_opt_in' => true,
);
}

/**
* Build a GitHub projection declaration.
*
Expand Down
21 changes: 21 additions & 0 deletions tests/smoke-ability-tool-projections.php
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Expand Up @@ -133,6 +133,27 @@ function dmc_projection_find_data_machine_conversation_manager(): ?string {
$assert("{$tool_name} does not duplicate parameter schema", ! array_key_exists('parameters', $declaration));
}

// Write/git workspace tools must be projected so coding agents can mutate
// files, but gated behind explicit opt-in so read-only tasks never receive
// file-mutating tools by default.
$expected_write = array(
'workspace_write' => 'datamachine-code/workspace-write',
'workspace_edit' => 'datamachine-code/workspace-edit',
'workspace_apply_patch' => 'datamachine-code/workspace-apply-patch',
'workspace_delete' => 'datamachine-code/workspace-delete',
'workspace_git_add' => 'datamachine-code/workspace-git-add',
'workspace_git_commit' => 'datamachine-code/workspace-git-commit',
'workspace_git_push' => 'datamachine-code/workspace-git-push',
);

foreach ( $expected_write as $tool_name => $ability_slug ) {
$declaration = $tools[ $tool_name ] ?? array();
$assert("{$tool_name} is projected", isset($tools[ $tool_name ]));
$assert("{$tool_name} points at canonical ability", $ability_slug === ( $declaration['ability'] ?? '' ));
$assert("{$tool_name} is available to chat", in_array('chat', $declaration['modes'] ?? array(), true));
$assert("{$tool_name} requires opt-in", true === ( $declaration['requires_opt_in'] ?? false ));
}

$workspace_result = dmc_projection_normalize_tool_result(
array(
'success' => true,
Expand Down
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