From d1167151fc8a0a566189b31735cc9b85142e8273 Mon Sep 17 00:00:00 2001
From: Jonathan Turner <jonathan.d.turner@gmail.com>
Date: Tue, 10 Sep 2019 05:10:52 +1200
Subject: [PATCH] Add support for light tables

---
 src/commands/config.rs |  2 +-
 src/format/table.rs    | 44 +++++++++++++++++++++++++++++++++---------
 2 files changed, 36 insertions(+), 10 deletions(-)

diff --git a/src/commands/config.rs b/src/commands/config.rs
index c1f000d04d..440432c275 100644
--- a/src/commands/config.rs
+++ b/src/commands/config.rs
@@ -1,8 +1,8 @@
 use crate::prelude::*;
 
 use crate::commands::WholeStreamCommand;
-use crate::errors::ShellError;
 use crate::data::{config, Value};
+use crate::errors::ShellError;
 use crate::parser::hir::SyntaxType;
 use crate::parser::registry::{self};
 use std::iter::FromIterator;
diff --git a/src/format/table.rs b/src/format/table.rs
index 8deaf30aaf..717e3c4a27 100644
--- a/src/format/table.rs
+++ b/src/format/table.rs
@@ -16,6 +16,11 @@ pub struct TableView {
     entries: Vec<Vec<(String, &'static str)>>,
 }
 
+enum TableMode {
+    Light,
+    Normal,
+}
+
 impl TableView {
     fn merge_descriptors(values: &[Tagged<Value>]) -> Vec<String> {
         let mut ret = vec![];
@@ -198,15 +203,36 @@ impl RenderView for TableView {
         }
 
         let mut table = Table::new();
-        table.set_format(
-            FormatBuilder::new()
-                .column_separator('│')
-                .separator(LinePosition::Top, LineSeparator::new('━', '┯', ' ', ' '))
-                .separator(LinePosition::Title, LineSeparator::new('─', '┼', ' ', ' '))
-                .separator(LinePosition::Bottom, LineSeparator::new('━', '┷', ' ', ' '))
-                .padding(1, 1)
-                .build(),
-        );
+
+        let table_mode = crate::data::config::config(Span::unknown())?
+            .get("table_mode")
+            .map(|s| match s.as_string().unwrap().as_ref() {
+                "light" => TableMode::Light,
+                _ => TableMode::Normal,
+            })
+            .unwrap_or(TableMode::Normal);
+
+        match table_mode {
+            TableMode::Light => {
+                table.set_format(
+                    FormatBuilder::new()
+                        .separator(LinePosition::Title, LineSeparator::new('─', '─', ' ', ' '))
+                        .padding(1, 1)
+                        .build(),
+                );
+            }
+            _ => {
+                table.set_format(
+                    FormatBuilder::new()
+                        .column_separator('│')
+                        .separator(LinePosition::Top, LineSeparator::new('━', '┯', ' ', ' '))
+                        .separator(LinePosition::Title, LineSeparator::new('─', '┼', ' ', ' '))
+                        .separator(LinePosition::Bottom, LineSeparator::new('━', '┷', ' ', ' '))
+                        .padding(1, 1)
+                        .build(),
+                );
+            }
+        }
 
         let header: Vec<Cell> = self
             .headers