compiler: add support for import/export statements

This commit introduces syntax level support for ES6 style module import
and export statements. Imports are resolved at compile time and the
corresponding module code is compiled into the main program.

Also add testcases to cover import and export statement semantics.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 0 insertions, 76 deletions

diff --git a/tests/custom/04_bugs/04_property_set_abort b/tests/custom/04_bugs/04_property_set_abort
deleted file mode 100644
index 8af477f..0000000
--- a/tests/custom/04_bugs/04_property_set_abort
+++ /dev/null
@@ -1,76 +0,0 @@
-When attempting to set a property on a non-array, non-object value the
-VM aborted due to an assert triggered by libjson-c.
-
--- Testcase --
-{% (null).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on null value
-In line 1, byte 15:
-
- `{% (null).x = 1 %}`
-  Near here ----^
-
-
--- End --
-
-
--- Testcase --
-{% (1).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on integer value
-In line 1, byte 12:
-
- `{% (1).x = 1 %}`
-  Near here -^
-
-
--- End --
-
-
--- Testcase --
-{% (1.2).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on double value
-In line 1, byte 14:
-
- `{% (1.2).x = 1 %}`
-  Near here ---^
-
-
--- End --
-
-
--- Testcase --
-{% (true).x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on boolean value
-In line 1, byte 15:
-
- `{% (true).x = 1 %}`
-  Near here ----^
-
-
--- End --
-
-
--- Testcase --
-{% ("test").x = 1 %}
--- End --
-
--- Expect stderr --
-Type error: attempt to set property on string value
-In line 1, byte 17:
-
- `{% ("test").x = 1 %}`
-  Near here ------^
-
-
--- End --