1+ // Copyright (C) 2023, AltaModa Technologies, LLC. All rights reserved.
2+ //
3+ // This project is licensed under the terms of the MIT license (cf. LICENSE file in root).
4+ //
5+
6+ extern crate pta_ledger;
7+ extern crate pta_parser;
8+
9+
10+ use log:: { info, warn, error} ;
11+
12+ // TODO: how to isolate pest so clients can just use lib (w/o requiring pest as here)
13+ use pta_ledger:: ledger_builder:: LedgerBuilder ;
14+
15+
16+
17+ fn main ( ) -> Result < ( ) , Box < dyn std:: error:: Error > > {
18+ // TODO: CLI improvements
19+ // - exec with path of file to parse
20+ // - optionally output parse results (should be equivalent to input file)
21+
22+ // TODO: consider flag to use init_timed to include time per line
23+ pretty_env_logger:: init ( ) ;
24+
25+ let pb = std:: env:: current_dir ( ) ?;
26+ let p = pb. join ( "testdata/basic-ledger" ) ;
27+
28+ info ! ( "Input file: {:?}" , p) ;
29+
30+ let mut bldr = LedgerBuilder :: default ( ) ;
31+ match std:: fs:: read_to_string ( p) {
32+ Ok ( ledger) => {
33+ info ! ( "String length from input: {}" , ledger. len( ) ) ;
34+ match bldr. from_string ( & ledger) {
35+ Ok ( _parsed) => {
36+ info ! ( "Successfully parsed into ParsedLedger" ) ;
37+ return Ok ( ( ) ) ;
38+ } ,
39+
40+ Err ( e) => {
41+ error ! ( "LedgerBuilder failed with {:}" , e) ;
42+ return Err ( e) ;
43+ }
44+ }
45+ }
46+
47+ Err ( e) => {
48+ warn ! ( "failed to read file as string; {e}" ) ;
49+ return Err ( Box :: new ( e) ) ;
50+ }
51+ }
52+
53+ }
54+
55+
56+
57+ #[ cfg( test) ]
58+ mod cli_tests {
59+
60+ use pta_parser:: parsers:: generic:: Parser ;
61+
62+ #[ test]
63+ fn can_create_parser ( ) {
64+ // simply verifies that the parser can be instantiated, ensuring accessibility
65+ let _ = Parser { } ;
66+ }
67+ }
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