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31 lines
559 B
Go
31 lines
559 B
Go
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package compiler
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import (
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"github.com/d5/tengo/compiler/ast"
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"github.com/d5/tengo/compiler/token"
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)
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func (c *Compiler) compileLogical(node *ast.BinaryExpr) error {
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// left side term
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if err := c.Compile(node.LHS); err != nil {
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return err
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}
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// jump position
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var jumpPos int
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if node.Token == token.LAnd {
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jumpPos = c.emit(node, OpAndJump, 0)
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} else {
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jumpPos = c.emit(node, OpOrJump, 0)
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}
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// right side term
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if err := c.Compile(node.RHS); err != nil {
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return err
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}
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c.changeOperand(jumpPos, len(c.currentInstructions()))
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return nil
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}
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