Function parseExpression

hclwrite/parser.go:378–397

(nativeExpr hclsyntax.Expression, from inputTokens)

}

func parseExpression(nativeExpr hclsyntax.Expression, from inputTokens) *node {
	expr := newExpression()
	children := expr.children

	nativeVars := nativeExpr.Variables()

	for _, nativeTraversal := range nativeVars {
		before, traversal, after := parseTraversal(nativeTraversal, from)
		children.AppendUnstructuredTokens(before.Tokens())
		children.AppendNode(traversal)
		expr.absTraversals.Add(traversal)
		from = after
	}
	// Attach any stragglers that don't belong to a traversal to the expression
	// itself. In an expression with no traversals at all, this is just the
	// entirety of "from".
	children.AppendUnstructuredTokens(from.Tokens())

	return newNode(expr)
}

func parseTraversal(nativeTraversal hcl.Traversal, from inputTokens) (before inputTokens, n *node, after inputTokens) {
	traversal := newTraversal()