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XPath compiler support for number()

This commit is contained in:
Yorick Peterse 2015-08-18 14:35:41 +02:00
parent 58aa8f0833
commit 64d9ecfd53
1 changed files with 24 additions and 6 deletions
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30
lib/oga/xpath/compiler.rb
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@ -850,7 +850,7 @@ module Oga
# @param [AST::Node] arg
# @return [Oga::Ruby::Node]
def on_call_local_name(input, arg = nil)
first_node_or_argument(input, arg) do |arg_var|
argument_or_first_node(input, arg) do |arg_var|
arg_var
.if_true do
ensure_element_or_attribute(arg_var)
@ -864,7 +864,7 @@ module Oga
# @param [AST::Node] arg
# @return [Oga::Ruby::Node]
def on_call_name(input, arg = nil)
first_node_or_argument(input, arg) do |arg_var|
argument_or_first_node(input, arg) do |arg_var|
arg_var
.if_true do
ensure_element_or_attribute(arg_var)
@ -880,7 +880,7 @@ module Oga
def on_call_namespace_uri(input, arg = nil)
default = string('')
first_node_or_argument(input, arg) do |arg_var|
argument_or_first_node(input, arg) do |arg_var|
arg_var
.if_true do
ensure_element_or_attribute(arg_var).followed_by do
@ -903,7 +903,7 @@ module Oga
find = literal('/\s+/')
replace = string(' ')
first_node_or_argument(input, arg) do |arg_var|
argument_or_first_node(input, arg) do |arg_var|
norm_var
.assign(conversion.to_string(arg_var).strip.gsub(find, replace))
.followed_by do
@ -926,6 +926,24 @@ module Oga
.followed_by(conversion.to_boolean(call_arg).not)
end
# @param [Oga::Ruby::Node] input
# @param [AST::Node] arg
# @return [Oga::Ruby::Node]
def on_call_number(input, arg = nil)
convert_var = unique_literal(:convert)
conversion = literal(Conversion)
argument_or_first_node(input, arg) do |arg_var|
convert_var.assign(conversion.to_float(arg_var)).followed_by do
if block_given?
convert_var.zero?.not.if_true { yield }
else
convert_var
end
end
end
end
##
# Delegates type tests to specific handlers.
#
@ -1085,9 +1103,9 @@ module Oga
# @param [Oga::Ruby::Node] input
# @param [AST::Ruby] arg
# @return [Oga::Ruby::Node]
def first_node_or_argument(input, arg = nil)
def argument_or_first_node(input, arg = nil)
arg_ast = arg ? try_match_first_node(arg, input) : input
arg_var = unique_literal(:first_node_or_argument)
arg_var = unique_literal(:argument_or_first_node)
arg_var.assign(arg_ast).followed_by { yield arg_var }
end