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Merge pull request #629 from HubSpot/chunk-resolver-parser
AST deferred value handling
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80 changes: 43 additions & 37 deletions
80
src/main/java/com/hubspot/jinjava/el/ext/AbsOperator.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,51 +1,57 @@ | ||
| package com.hubspot.jinjava.el.ext; | ||
|
|
||
| import com.hubspot.jinjava.el.ext.eager.EagerAstUnary; | ||
| import de.odysseus.el.misc.TypeConverter; | ||
| import de.odysseus.el.tree.impl.Parser.ExtensionHandler; | ||
| import de.odysseus.el.tree.impl.Parser.ExtensionPoint; | ||
| import de.odysseus.el.tree.impl.Scanner; | ||
| import de.odysseus.el.tree.impl.Scanner.ExtensionToken; | ||
| import de.odysseus.el.tree.impl.ast.AstNode; | ||
| import de.odysseus.el.tree.impl.ast.AstUnary; | ||
| import de.odysseus.el.tree.impl.ast.AstUnary.SimpleOperator; | ||
|
|
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| public class AbsOperator { | ||
| public class AbsOperator extends SimpleOperator { | ||
| public static final ExtensionToken TOKEN = new Scanner.ExtensionToken("+"); | ||
| public static final AbsOperator OP = new AbsOperator(); | ||
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| public static final ExtensionHandler HANDLER = new ExtensionHandler( | ||
| ExtensionPoint.UNARY | ||
| ) { | ||
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| @Override | ||
| public AstNode createAstNode(AstNode... children) { | ||
| return new AstUnary( | ||
| children[0], | ||
| new AstUnary.SimpleOperator() { | ||
|
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||
| @Override | ||
| protected Object apply(TypeConverter converter, Object o) { | ||
| if (o == null) { | ||
| return null; | ||
| } | ||
|
|
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| if (o instanceof Float) { | ||
| return Math.abs((Float) o); | ||
| } | ||
| if (o instanceof Double) { | ||
| return Math.abs((Double) o); | ||
| } | ||
| if (o instanceof Integer) { | ||
| return Math.abs((Integer) o); | ||
| } | ||
| if (o instanceof Long) { | ||
| return Math.abs((Long) o); | ||
| } | ||
|
|
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| throw new IllegalArgumentException( | ||
| "Unable to apply abs operator on object of type: " + o.getClass() | ||
| ); | ||
| } | ||
| } | ||
| ); | ||
| public static final ExtensionHandler HANDLER = getHandler(false); | ||
|
|
||
| @Override | ||
| protected Object apply(TypeConverter converter, Object o) { | ||
| if (o == null) { | ||
| return null; | ||
| } | ||
|
|
||
| if (o instanceof Float) { | ||
| return Math.abs((Float) o); | ||
| } | ||
| if (o instanceof Double) { | ||
| return Math.abs((Double) o); | ||
| } | ||
| if (o instanceof Integer) { | ||
| return Math.abs((Integer) o); | ||
| } | ||
| }; | ||
| if (o instanceof Long) { | ||
| return Math.abs((Long) o); | ||
| } | ||
|
|
||
| throw new IllegalArgumentException( | ||
| "Unable to apply abs operator on object of type: " + o.getClass() | ||
| ); | ||
| } | ||
|
|
||
| @Override | ||
| public String toString() { | ||
| return "+"; | ||
| } | ||
|
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| public static ExtensionHandler getHandler(boolean eager) { | ||
| return new ExtensionHandler(ExtensionPoint.UNARY) { | ||
|
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| @Override | ||
| public AstNode createAstNode(AstNode... children) { | ||
| return eager ? new EagerAstUnary(children[0], OP) : new AstUnary(children[0], OP); | ||
| } | ||
| }; | ||
| } | ||
| } |
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28 changes: 28 additions & 0 deletions
28
src/main/java/com/hubspot/jinjava/el/ext/DeferredParsingException.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| package com.hubspot.jinjava.el.ext; | ||
|
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| import com.hubspot.jinjava.interpret.DeferredValueException; | ||
|
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| public class DeferredParsingException extends DeferredValueException { | ||
| private final String deferredEvalResult; | ||
| private final Object sourceNode; | ||
|
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| public DeferredParsingException(Object sourceNode, String deferredEvalResult) { | ||
| super( | ||
| String.format( | ||
| "%s could not be parsed more than: %s", | ||
| sourceNode.getClass(), | ||
| deferredEvalResult | ||
| ) | ||
| ); | ||
| this.deferredEvalResult = deferredEvalResult; | ||
| this.sourceNode = sourceNode; | ||
| } | ||
|
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| public String getDeferredEvalResult() { | ||
| return deferredEvalResult; | ||
| } | ||
|
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| public Object getSourceNode() { | ||
| return sourceNode; | ||
| } | ||
| } |
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