atas/core/lexer.c, branch main AT ISA assembler https://git.aptel.org/atas/atom?h=main 2026-10-04T22:00:53Z lexer: Bail if the token is invalid 2026-10-04T22:00:53Z Ian M. ian@aptel.org 2026-10-04T22:00:53Z urn:sha1:f6c0a27feedb8258afbf10d64c7040e327377250 Signed-off-by: Ian M. <ian@aptel.org> lexer: Ensure byte is not EOF 2026-10-04T21:58:13Z Ian M. ian@aptel.org 2026-10-04T21:58:13Z urn:sha1:90dd33afc65e6d5ffd8bad7905bd3280ebf53620 Signed-off-by: Ian M. <ian@aptel.org> frontend: Add lexer+parser groundwork 2026-10-03T06:25:43Z Ian M. ian@aptel.org 2026-10-03T06:25:43Z urn:sha1:34fc6119714b999bae5aaf08697453dca500f705 Signed-off-by: Ian M. <ian@aptel.org>