nodeutil

Documentation

Overview

Package nodeutil provides utilities for inspecting the AST.

Index

• func PurelyEvalPrimary(pn *parse.Primary, ev *eval.Evaler) eval.Value
• func SimpleCompound(cn *parse.Compound, upto *parse.Indexing, ev *eval.Evaler) (bool, string, error)

Functions

func PurelyEvalPrimary

func PurelyEvalPrimary(pn *parse.Primary, ev *eval.Evaler) eval.Value

PurelyEvalPrimary evaluates a primary node without causing any side effects. If this cannot be done, it returns nil.

Currently, only string literals and variables with no @ can be evaluated.

func SimpleCompound

func SimpleCompound(cn *parse.Compound, upto *parse.Indexing, ev *eval.Evaler) (bool, string, error)