use prettytable for tabular outputs

Cargo.lock

@@ -33,6 +33,18 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "arrayref"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
+
+[[package]]
+name = "arrayvec"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "23b62fc65de8e4e7f52534fb52b0f3ed04746ae267519eef2a83941e8085068b"
+
 [[package]]
 name = "assert_cmd"
 version = "1.0.1"
@@ -83,6 +95,12 @@ dependencies = [
  "rustc-demangle",
 ]
 
+[[package]]
+name = "base64"
+version = "0.12.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
+
 [[package]]
 name = "bit-set"
 version = "0.5.2"
@@ -104,6 +122,29 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
+[[package]]
+name = "blake2b_simd"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "afa748e348ad3be8263be728124b24a24f268266f6f5d58af9d75f6a40b5c587"
+dependencies = [
+ "arrayref",
+ "arrayvec",
+ "constant_time_eq",
+]
+
+[[package]]
+name = "bstr"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "473fc6b38233f9af7baa94fb5852dca389e3d95b8e21c8e3719301462c5d9faf"
+dependencies = [
+ "lazy_static",
+ "memchr",
+ "regex-automata",
+ "serde",
+]
+
 [[package]]
 name = "byteorder"
 version = "1.3.4"
@@ -166,18 +207,74 @@ dependencies = [
  "bitflags",
 ]
 
+[[package]]
+name = "constant_time_eq"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.7.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
+dependencies = [
+ "autocfg 1.0.1",
+ "cfg-if 0.1.10",
+ "lazy_static",
+]
+
+[[package]]
+name = "csv"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc4666154fd004af3fd6f1da2e81a96fd5a81927fe8ddb6ecc79e2aa6e138b54"
+dependencies = [
+ "bstr",
+ "csv-core",
+ "itoa",
+ "ryu",
+ "serde",
+]
+
+[[package]]
+name = "csv-core"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b2466559f260f48ad25fe6317b3c8dac77b5bdb5763ac7d9d6103530663bc90"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "difference"
 version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "524cbf6897b527295dff137cec09ecf3a05f4fddffd7dfcd1585403449e74198"
 
+[[package]]
+name = "dirs"
+version = "1.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3fd78930633bd1c6e35c4b42b1df7b0cbc6bc191146e512bb3bedf243fcc3901"
+dependencies = [
+ "libc",
+ "redox_users",
+ "winapi",
+]
+
 [[package]]
 name = "doc-comment"
 version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fea41bba32d969b513997752735605054bc0dfa92b4c56bf1189f2e174be7a10"
 
+[[package]]
+name = "encode_unicode"
+version = "0.3.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
+
 [[package]]
 name = "failure"
 version = "0.1.8"
@@ -389,6 +486,20 @@ dependencies = [
  "treeline",
 ]
 
+[[package]]
+name = "prettytable-rs"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fd04b170004fa2daccf418a7f8253aaf033c27760b5f225889024cf66d7ac2e"
+dependencies = [
+ "atty",
+ "csv",
+ "encode_unicode",
+ "lazy_static",
+ "term",
+ "unicode-width",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.24"
@@ -608,6 +719,17 @@ version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "41cc0f7e4d5d4544e8861606a285bb08d3e70712ccc7d2b84d7c0ccfaf4b05ce"
 
+[[package]]
+name = "redox_users"
+version = "0.3.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "de0737333e7a9502c789a36d7c7fa6092a49895d4faa31ca5df163857ded2e9d"
+dependencies = [
+ "getrandom",
+ "redox_syscall",
+ "rust-argon2",
+]
+
 [[package]]
 name = "regex"
 version = "1.4.2"
@@ -620,6 +742,15 @@ dependencies = [
  "thread_local",
 ]
 
+[[package]]
+name = "regex-automata"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ae1ded71d66a4a97f5e961fd0cb25a5f366a42a41570d16a763a69c092c26ae4"
+dependencies = [
+ "byteorder",
+]
+
 [[package]]
 name = "regex-syntax"
 version = "0.6.21"
@@ -656,6 +787,18 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "rust-argon2"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9dab61250775933275e84053ac235621dfb739556d5c54a2f2e9313b7cf43a19"
+dependencies = [
+ "base64",
+ "blake2b_simd",
+ "constant_time_eq",
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "rustc-demangle"
 version = "0.1.18"
@@ -767,6 +910,7 @@ dependencies = [
  "clap",
  "failure",
  "predicates",
+ "prettytable-rs",
  "taskchampion",
  "uuid",
 ]
@@ -795,6 +939,17 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "term"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edd106a334b7657c10b7c540a0106114feadeb4dc314513e97df481d5d966f42"
+dependencies = [
+ "byteorder",
+ "dirs",
+ "winapi",
+]
+
 [[package]]
 name = "textwrap"
 version = "0.11.0"

cli/Cargo.toml

@@ -9,6 +9,7 @@ clap = "~2.33.0"
 uuid = { version = "0.8.1", features = ["serde", "v4"] }
 taskchampion = { path = "../taskchampion" }
 failure = "0.1.8"
+prettytable-rs = "0.8.0"
 
 [dev-dependencies]
 assert_cmd = "1.0.1"

cli/src/cmd/list.rs

@@ -1,5 +1,7 @@
+use crate::table;
 use clap::{App, ArgMatches, SubCommand as ClapSubCommand};
 use failure::Fallible;
+use prettytable::{cell, row, Table};
 
 use crate::cmd::{ArgMatchResult, CommandInvocation};
 
@@ -21,9 +23,13 @@ define_subcommand! {
 
 subcommand_invocation! {
     fn run(&self, command: &CommandInvocation) -> Fallible<()> {
+        let mut t = Table::new();
+        t.set_format(table::format());
+        t.set_titles(row![b->"uuid", b->"description"]);
         for (uuid, task) in command.get_replica().all_tasks().unwrap() {
-            println!("{} - {:?}", uuid, task);
+            t.add_row(row![uuid, task.get_description()]);
         }
+        t.printstd();
         Ok(())
     }
 }

cli/src/cmd/pending.rs

@@ -1,5 +1,7 @@
+use crate::table;
 use clap::{App, ArgMatches, SubCommand as ClapSubCommand};
 use failure::Fallible;
+use prettytable::{cell, row, Table};
 
 use crate::cmd::{ArgMatchResult, CommandInvocation};
 
@@ -24,11 +26,15 @@ define_subcommand! {
 subcommand_invocation! {
     fn run(&self, command: &CommandInvocation) -> Fallible<()> {
         let working_set = command.get_replica().working_set().unwrap();
+        let mut t = Table::new();
+        t.set_format(table::format());
+        t.set_titles(row![b->"id", b->"description"]);
         for i in 1..working_set.len() {
             if let Some(ref task) = working_set[i] {
-                println!("{}: {} - {:?}", i, task.get_uuid(), task);
+                t.add_row(row![i, task.get_description()]);
             }
         }
+        t.printstd();
         Ok(())
     }
 }

cli/src/lib.rs

@@ -3,6 +3,8 @@ use failure::Fallible;
 use std::ffi::OsString;
 
 mod cmd;
+mod table;
+
 use cmd::ArgMatchResult;
 pub use cmd::CommandInvocation;
 

cli/src/table.rs

@@ -0,0 +1,8 @@
+use prettytable::format;
+
+pub(crate) fn format() -> format::TableFormat {
+    format::FormatBuilder::new()
+        .column_separator(' ')
+        .borders(' ')
+        .build()
+}