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added while loops and fixed unary operators (including correct precrement and decrement)

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Nathan Braswell
2016-01-19 03:16:16 -05:00
parent 4493dfd861
commit ca85edaeee
5 changed files with 75 additions and 33 deletions
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16
stdlib/ast_nodes.krak
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@@ -469,8 +469,8 @@ obj case_statement (Object) {
return true
}
}
fun ast_while_loop_ptr(): *ast_node {
var to_ret.construct(): while_loop
fun ast_while_loop_ptr(condition: *ast_node): *ast_node {
var to_ret.construct(condition): while_loop
var ptr = new<ast_node>()
ptr->copy_construct(&ast_node::while_loop(to_ret))
return ptr
@@ -482,12 +482,18 @@ fun is_while_loop(node: *ast_node): bool {
return false
}
obj while_loop (Object) {
var condition: *ast_node
var statement: *ast_node
var scope: map<string, vector<*ast_node>>
fun construct(): *while_loop {
fun construct(condition_in: *ast_node): *while_loop {
condition = condition_in
statement = null<ast_node>()
scope.construct()
return this
}
fun copy_construct(old: *while_loop) {
condition = old->condition
statement = old->statement
scope.copy_construct(&old->scope)
}
fun destruct() {
@@ -498,7 +504,7 @@ obj while_loop (Object) {
copy_construct(&other)
}
fun operator==(other: ref while_loop): bool {
return true
return condition == other.condition && statement == other.statement
}
}
fun ast_for_loop_ptr(): *ast_node {
@@ -890,7 +896,7 @@ fun get_ast_children(node: *ast_node): vector<*ast_node> {
ast_node::if_statement(backing) return vector(backing.condition, backing.then_part, backing.else_part)
ast_node::match_statement(backing) return vector<*ast_node>()
ast_node::case_statement(backing) return vector<*ast_node>()
ast_node::while_loop(backing) return vector<*ast_node>()
ast_node::while_loop(backing) return vector(backing.condition, backing.statement)
ast_node::for_loop(backing) return vector<*ast_node>()
ast_node::return_statement(backing) return vector(backing.return_value)
ast_node::break_statement(backing) return vector<*ast_node>()