Page Menu
Home
c4science
Search
Configure Global Search
Log In
Files
F120864755
context.js
No One
Temporary
Actions
Download File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Award Token
Subscribers
None
File Metadata
Details
File Info
Storage
Attached
Created
Mon, Jul 7, 13:54
Size
2 KB
Mime Type
text/x-c++
Expires
Wed, Jul 9, 13:54 (1 d, 23 h)
Engine
blob
Format
Raw Data
Handle
27261546
Attached To
rOACCT Open Access Compliance Check Tool (OACCT)
context.js
View Options
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _path = require("./path");
var _t = require("@babel/types");
const {
VISITOR_KEYS
} = _t;
class TraversalContext {
constructor(scope, opts, state, parentPath) {
this.queue = null;
this.priorityQueue = null;
this.parentPath = parentPath;
this.scope = scope;
this.state = state;
this.opts = opts;
}
shouldVisit(node) {
const opts = this.opts;
if (opts.enter || opts.exit) return true;
if (opts[node.type]) return true;
const keys = VISITOR_KEYS[node.type];
if (!(keys != null && keys.length)) return false;
for (const key of keys) {
if (
node[key]) {
return true;
}
}
return false;
}
create(node, container, key, listKey) {
return _path.default.get({
parentPath: this.parentPath,
parent: node,
container,
key: key,
listKey
});
}
maybeQueue(path, notPriority) {
if (this.queue) {
if (notPriority) {
this.queue.push(path);
} else {
this.priorityQueue.push(path);
}
}
}
visitMultiple(container, parent, listKey) {
if (container.length === 0) return false;
const queue = [];
for (let key = 0; key < container.length; key++) {
const node = container[key];
if (node && this.shouldVisit(node)) {
queue.push(this.create(parent, container, key, listKey));
}
}
return this.visitQueue(queue);
}
visitSingle(node, key) {
if (this.shouldVisit(
node[key])) {
return this.visitQueue([this.create(node, node, key)]);
} else {
return false;
}
}
visitQueue(queue) {
this.queue = queue;
this.priorityQueue = [];
const visited = new WeakSet();
let stop = false;
for (const path of queue) {
path.resync();
if (path.contexts.length === 0 || path.contexts[path.contexts.length - 1] !== this) {
path.pushContext(this);
}
if (path.key === null) continue;
const {
node
} = path;
if (visited.has(node)) continue;
if (node) visited.add(node);
if (path.visit()) {
stop = true;
break;
}
if (this.priorityQueue.length) {
stop = this.visitQueue(this.priorityQueue);
this.priorityQueue = [];
this.queue = queue;
if (stop) break;
}
}
for (const path of queue) {
path.popContext();
}
this.queue = null;
return stop;
}
visit(node, key) {
const nodes = node[key];
if (!nodes) return false;
if (Array.isArray(nodes)) {
return this.visitMultiple(nodes, node, key);
} else {
return this.visitSingle(node, key);
}
}
}
exports.default = TraversalContext;
//# sourceMappingURL=context.js.map
Event Timeline
Log In to Comment