scratch-vm/src/extension-support/extension-metadata.js
Christopher Willis-Ford 701fb6c1c5 Enable extension monitors, add flag to disable
Extension reporters now offer a monitor checkbox by default, unless the
`disableMonitor` flag is set in the extension block metadata.
2018-09-07 11:13:13 -07:00

64 lines
3.4 KiB
JavaScript

/**
* @typedef {object} ExtensionMetadata
* All the metadata needed to register an extension.
* @property {string} id - a unique alphanumeric identifier for this extension. No special characters allowed.
* @property {string} [name] - the human-readable name of this extension.
* @property {string} [blockIconURI] - URI for an image to be placed on each block in this extension. Data URI ok.
* @property {string} [menuIconURI] - URI for an image to be placed on this extension's category menu item. Data URI ok.
* @property {string} [docsURI] - link to documentation content for this extension.
* @property {Array.<ExtensionBlockMetadata|string>} blocks - the blocks provided by this extension, plus separators.
* @property {Object.<ExtensionMenuMetadata>} [menus] - map of menu name to metadata for each of this extension's menus.
*/
/**
* @typedef {object} ExtensionBlockMetadata
* All the metadata needed to register an extension block.
* @property {string} opcode - a unique alphanumeric identifier for this block. No special characters allowed.
* @property {string} [func] - the name of the function implementing this block. Can be shared by other blocks/opcodes.
* @property {BlockType} blockType - the type of block (command, reporter, etc.) being described.
* @property {string} text - the text on the block, with [PLACEHOLDERS] for arguments.
* @property {Boolean} [hideFromPalette] - true if this block should not appear in the block palette.
* @property {Boolean} [isTerminal] - true if the block ends a stack - no blocks can be connected after it.
* @property {Boolean} [disableMonitor] - true if this block is a reporter but should not allow a monitor.
* @property {ReporterScope} [reporterScope] - if this block is a reporter, this is the scope/context for its value.
* @property {Boolean} [isEdgeActivated] - sets whether a hat block is edge-activated.
* @property {Boolean} [shouldRestartExistingThreads] - sets whether a hat/event block should restart existing threads.
* @property {int} [branchCount] - for flow control blocks, the number of branches/substacks for this block.
* @property {Object.<ExtensionArgumentMetadata>} [arguments] - map of argument placeholder to metadata about each arg.
*/
/**
* @typedef {object} ExtensionArgumentMetadata
* All the metadata needed to register an argument for an extension block.
* @property {ArgumentType} type - the type of the argument (number, string, etc.)
* @property {*} [defaultValue] - the default value of this argument.
* @property {string} [menu] - the name of the menu to use for this argument, if any.
*/
/**
* @typedef {ExtensionDynamicMenu|ExtensionMenuItems} ExtensionMenuMetadata
* All the metadata needed to register an extension drop-down menu.
*/
/**
* @typedef {string} ExtensionDynamicMenu
* The string name of a function which returns menu items.
* @see {ExtensionMenuItems} - the type of data expected to be returned by the specified function.
*/
/**
* @typedef {Array.<ExtensionMenuItemSimple|ExtensionMenuItemComplex>} ExtensionMenuItems
* Items in an extension menu.
*/
/**
* @typedef {string} ExtensionMenuItemSimple
* A menu item for which the label and value are identical strings.
*/
/**
* @typedef {object} ExtensionMenuItemComplex
* A menu item for which the label and value can differ.
* @property {*} value - the value of the block argument when this menu item is selected.
* @property {string} text - the human-readable label of this menu item in the menu.
*/