Add the --tsv option to allow tab as a separator.

src/common/table.rs

@@ -12,33 +12,48 @@ pub struct Table<H: Display, V: Display, const COLUMNS: usize> {
 pub struct DisplayConfig {
     pub skip_header: bool,
     pub separator: String,
+    pub tsv: bool,
 }
 
 impl Default for DisplayConfig {
     fn default() -> Self {
         Self {
             skip_header: false,
             separator: String::from("\t"),
+            tsv: false,
         }
     }
 }
 
 pub fn write<W: Write, H: Display, V: Display, const COLUMNS: usize>(
-    writer: W,
+    mut writer: W,
     table: Table<H, V, COLUMNS>,
     config: &DisplayConfig,
 ) -> Result<(), io::Error> {
-    let mut tw = TabWriter::new(writer).padding(3);
+    if config.tsv {
+        if !config.skip_header {
+            writeln!(&mut writer, "{}", to_row(config, table.header))?;
+        }
 
-    if !config.skip_header {
-        writeln!(&mut tw, "{}", to_row(config, table.header))?;
-    }
+        for value in table.values {
+            writeln!(&mut writer, "{}", to_row(config, value))?;
+        }
+
+        writer.flush()
+    } else {
+        let mut tw = TabWriter::new(writer).padding(3);
+
+        if !config.skip_header {
+            writeln!(&mut tw, "{}", to_row(config, table.header))?;
+        }
+
+        for value in table.values {
+            writeln!(&mut tw, "{}", to_row(config, value))?;
+        }
 
-    for value in table.values {
-        writeln!(&mut tw, "{}", to_row(config, value))?;
+        tw.flush()
     }
 
-    tw.flush()
 }
 
 fn to_row<T: Display, const COLUMNS: usize>(

src/drives/list.rs

@@ -11,6 +11,7 @@ use std::io;
 pub struct Config {
     pub skip_header: bool,
     pub field_separator: String,
+    pub tsv: bool,
 }
 
 pub async fn list(config: Config) -> Result<(), Error> {
@@ -48,6 +49,7 @@ fn print_drives_table(config: &Config, drives: Vec<google_drive3::api::Drive>) {
         &table::DisplayConfig {
             skip_header: config.skip_header,
             separator: config.field_separator.clone(),
+            tsv: config.tsv,
         },
     );
 }

src/files/list.rs

@@ -22,6 +22,7 @@ pub struct Config {
     pub skip_header: bool,
     pub truncate_name: bool,
     pub field_separator: String,
+    pub tsv: bool,
 }
 
 pub async fn list(config: Config) -> Result<(), Error> {
@@ -66,6 +67,7 @@ pub async fn list(config: Config) -> Result<(), Error> {
         &table::DisplayConfig {
             skip_header: config.skip_header,
             separator: config.field_separator,
+            tsv: config.tsv,
         },
     );
 

src/main.rs

@@ -104,6 +104,10 @@ enum DriveCommand {
         /// Field separator
         #[arg(long, default_value_t = String::from("\t"))]
         field_separator: String,
+
+        /// enable TSV mode. Use tab separator and disable tab writer.
+        #[arg(long)]
+        tsv: bool,
     },
 }
 
@@ -152,6 +156,10 @@ enum FileCommand {
         /// Field separator
         #[arg(long, default_value_t = String::from("\t"))]
         field_separator: String,
+
+        /// enable TSV mode. Use tab separator and disable tab writer.
+        #[arg(long)]
+        tsv: bool,
     },
 
     /// Download file
@@ -359,6 +367,10 @@ enum PermissionCommand {
         /// Field separator
         #[arg(long, default_value_t = String::from("\t"))]
         field_separator: String,
+
+        /// enable TSV mode. Use tab separator and disable tab writer.
+        #[arg(long)]
+        tsv: bool,
     },
 
     /// Revoke permissions for a file. If no other options are specified, the 'anyone' permission will be revoked
@@ -438,9 +450,11 @@ async fn main() {
                 DriveCommand::List {
                     skip_header,
                     field_separator,
+                    tsv,
                 } => drives::list(drives::list::Config {
                     skip_header,
                     field_separator,
+                    tsv,
                 })
                 .await
                 .unwrap_or_else(handle_error),
@@ -471,6 +485,7 @@ async fn main() {
                     skip_header,
                     full_name,
                     field_separator,
+                    tsv,
                 } => {
                     let parent_query =
                         parent.map(|folder_id| ListQuery::FilesInFolder { folder_id });
@@ -486,6 +501,7 @@ async fn main() {
                         skip_header,
                         truncate_name: !full_name,
                         field_separator,
+                        tsv,
                     })
                     .await
                     .unwrap_or_else(handle_error)
@@ -687,12 +703,14 @@ async fn main() {
                     file_id,
                     skip_header,
                     field_separator,
+                    tsv,
                 } => {
                     // fmt
                     permissions::list(permissions::list::Config {
                         file_id,
                         skip_header,
                         field_separator,
+                        tsv,
                     })
                     .await
                     .unwrap_or_else(handle_error)

src/permissions/list.rs

@@ -15,6 +15,7 @@ pub struct Config {
     pub file_id: String,
     pub skip_header: bool,
     pub field_separator: String,
+    pub tsv: bool,
 }
 
 pub async fn list(config: Config) -> Result<(), Error> {
@@ -59,6 +60,7 @@ fn print_permissions_table(config: &Config, permissions: Vec<google_drive3::api:
         &table::DisplayConfig {
             skip_header: config.skip_header,
             separator: config.field_separator.clone(),
+            tsv: config.tsv,
         },
     );
 }