final class PolymerPass extends NodeTraversal.AbstractPostOrderCallback implements HotSwapCompilerPass
Only works with Polymer version 0.8 and above.
Design and examples: https://github.com/google/closure-compiler/wiki/Polymer-Pass
Modifier and Type | Class and Description |
---|---|
(package private) static class |
PolymerPass.MemberDefinition
Any member of a Polymer element or Behavior.
|
Modifier and Type | Field and Description |
---|---|
private AbstractCompiler |
compiler |
private GlobalNamespace |
globalNames |
private java.util.Set<java.lang.String> |
nativeExternsAdded |
private Node |
polymerElementExterns |
private com.google.common.collect.ImmutableList<Node> |
polymerElementProps |
private java.util.Map<java.lang.String,java.lang.String> |
tagNameMap |
(package private) static java.lang.String |
VIRTUAL_FILE |
Constructor and Description |
---|
PolymerPass(AbstractCompiler compiler) |
Modifier and Type | Method and Description |
---|---|
private void |
appendPolymerElementExterns(PolymerClassDefinition def)
Duplicates the PolymerElement externs with a different element base class if needed.
|
void |
hotSwapScript(Node scriptRoot,
Node originalRoot)
Process the JS with root node root.
|
static boolean |
isPolymerCall(Node value) |
void |
process(Node externs,
Node root)
Process the JS with root node root.
|
private void |
rewriteClassDefinition(Node node,
Node parent,
NodeTraversal traversal) |
void |
visit(NodeTraversal traversal,
Node node,
Node parent)
Visits a node in postorder (after its children have been visited).
|
shouldTraverse
static final java.lang.String VIRTUAL_FILE
private final AbstractCompiler compiler
private final java.util.Map<java.lang.String,java.lang.String> tagNameMap
private Node polymerElementExterns
private java.util.Set<java.lang.String> nativeExternsAdded
private com.google.common.collect.ImmutableList<Node> polymerElementProps
private GlobalNamespace globalNames
PolymerPass(AbstractCompiler compiler)
public void process(Node externs, Node root)
CompilerPass
process
in interface CompilerPass
externs
- Top of external JS treeroot
- Top of JS treepublic void hotSwapScript(Node scriptRoot, Node originalRoot)
HotSwapCompilerPass
hotSwapScript
in interface HotSwapCompilerPass
scriptRoot
- Root node corresponding to the file that is modified,
should be of type Token.SCRIPT
.originalRoot
- Root node corresponding to the original version of the
file that is modified. Should be of type token.SCRIPT
.public void visit(NodeTraversal traversal, Node node, Node parent)
NodeTraversal.Callback
Visits a node in postorder (after its children have been visited).
A node is visited only if all its parents should be traversed
(NodeTraversal.Callback.shouldTraverse(NodeTraversal, Node, Node)
).
Implementations can have side effects (e.g. modifying the parse tree).
visit
in interface NodeTraversal.Callback
private void rewriteClassDefinition(Node node, Node parent, NodeTraversal traversal)
private void appendPolymerElementExterns(PolymerClassDefinition def)
public static boolean isPolymerCall(Node value)